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[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "The point $(1,1,1)$ is rotated $180^\\circ$ about the $y$-axis, then reflected through the $yz$-plane, reflected through the $xz$-plane, rotated $180^\\circ$ about the $y$-axis, and reflected through the $xz$-plane. Find the coordinates of the point now."}] | $(-1,1,1)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "What is the period of $y = \\cos \\frac{x}{2}$?"}] | $4 \pi$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "The transformation $T,$ taking vectors to vectors, has the following properties:\n\n(i) $T(a \\mathbf{v} + b \\mathbf{w}) = a T(\\mathbf{v}) + b T(\\mathbf{w})$ for all vectors $\\mathbf{v}$ and $\\mathbf{w},$ and for all scalars $a$ and $b.$\n(ii) $T(\\mathbf{v} \\times \\mathbf{w}) = T(\\mathbf{v}) \\times T(\\mathbf{w})$ for all vectors $\\mathbf{v}$ and $\\mathbf{w}.$\n(iii) $T \\begin{pmatrix} 6 \\\\ 6 \\\\ 3 \\end{pmatrix} = \\begin{pmatrix} 4 \\\\ -1 \\\\ 8 \\end{pmatrix}.$\n(iv) $T \\begin{pmatrix} -6 \\\\ 3 \\\\ 6 \\end{pmatrix} = \\begin{pmatrix} 4 \\\\ 8 \\\\ -1 \\end{pmatrix}.$\n\nFind $T \\begin{pmatrix} 3 \\\\ 9 \\\\ 12 \\end{pmatrix}.$"}] | $\begin{pmatrix} 7 \\ 8 \\ 11 \end{pmatrix}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "A line passes through $(2,2,1)$ and $(5,1,-2).$ A point on this line has an $x$-coordinate of 4. Find the $z$-coordinate of the point."}] | $-1$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "The number\n\\[e^{7\\pi i/60} + e^{17\\pi i/60} + e^{27 \\pi i/60} + e^{37\\pi i /60} + e^{47 \\pi i /60}\\]is expressed in the form $r e^{i \\theta}$, where $0 \\le \\theta < 2\\pi$. Find $\\theta$."}] | $\dfrac{9\pi}{20}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "A point has rectangular coordinates $(x,y,z)$ and spherical coordinates $\\left(2, \\frac{8 \\pi}{7}, \\frac{2 \\pi}{9} \\right).$ Find the spherical coordinates of the point with rectangular coordinates $(x,y,-z).$ Enter your answer in the form $(\\rho,\\theta,\\phi),$ where $\\rho > 0,$ $0 \\le \\theta < 2 \\pi,$ and $0 \\le \\phi \\le \\pi.$"}] | $\left( 2, \frac{8 \pi}{7}, \frac{7 \pi}{9} \right)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "If $\\mathbf{A}^{-1} = \\begin{pmatrix} 2 & 5 \\\\ -1 & -3 \\end{pmatrix},$ then find the inverse of $\\mathbf{A}^2.$"}] | $\begin{pmatrix} -1 & -5 \\ 1 & 4 \end{pmatrix}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Convert the point $(-2,-2)$ in rectangular coordinates to polar coordinates. Enter your answer in the form $(r,\\theta),$ where $r > 0$ and $0 \\le \\theta < 2 \\pi.$"}] | $\left( 2 \sqrt{2}, \frac{5 \pi}{4} \right)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "The perpendicular bisectors of the sides of triangle $ABC$ meet its circumcircle at points $A',$ $B',$ and $C',$ as shown. If the perimeter of triangle $ABC$ is 35 and the radius of the circumcircle is 8, then find the area of hexagon $AB'CA'BC'.$\n\n[asy]\nunitsize(2 cm);\n\npair A, B, C, Ap, Bp, Cp, O;\n\nO = (0,0);\nA = dir(210);\nB = dir(60);\nC = dir(330);\nAp = dir(15);\nBp = dir(270);\nCp = dir(135);\n\ndraw(Circle(O,1));\ndraw(A--B--C--cycle);\ndraw((B + C)/2--Ap);\ndraw((A + C)/2--Bp);\ndraw((A + B)/2--Cp);\n\nlabel(\"$A$\", A, A);\nlabel(\"$B$\", B, B);\nlabel(\"$C$\", C, C);\nlabel(\"$A'$\", Ap, Ap);\nlabel(\"$B'$\", Bp, Bp);\nlabel(\"$C'$\", Cp, Cp);\n[/asy]"}] | $140$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Solve\n\\[\\arccos 2x - \\arccos x = \\frac{\\pi}{3}.\\]Enter all the solutions, separated by commas."}] | $-\frac{1}{2}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Compute\n\\[\\frac{\\tan^2 20^\\circ - \\sin^2 20^\\circ}{\\tan^2 20^\\circ \\sin^2 20^\\circ}.\\]"}] | $1$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $x$ be an angle such that $\\tan x = \\frac{a}{b}$ and $\\tan 2x = \\frac{b}{a + b}.$ Then the least positive value of $x$ equals $\\tan^{-1} k.$ Compute $k.$"}] | $\frac{1}{3}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the length of the parametric curve described by\n\\[(x,y) = (2 \\sin t, 2 \\cos t)\\]from $t = 0$ to $t = \\pi.$"}] | $2 \pi$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $\\mathbf{a},$ $\\mathbf{b},$ $\\mathbf{c}$ be vectors such that $\\|\\mathbf{a}\\| = \\|\\mathbf{b}\\| = 1,$ $\\|\\mathbf{c}\\| = 2,$ and\n\\[\\mathbf{a} \\times (\\mathbf{a} \\times \\mathbf{c}) + \\mathbf{b} = \\mathbf{0}.\\]Find the smallest possible angle between $\\mathbf{a}$ and $\\mathbf{c},$ in degrees."}] | $30^\circ$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $G$ be the centroid of triangle $ABC.$ If $GA^2 + GB^2 + GC^2 = 58,$ then find $AB^2 + AC^2 + BC^2.$"}] | $174$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "For real numbers $t,$ the point\n\\[(x,y) = \\left( e^t + e^{-t}, 3 (e^t - e^{-t}) \\right)\\]is plotted. All the plotted points lie on what kind of curve?\n\n(A) Line\n(B) Circle\n(C) Parabola\n(D) Ellipse\n(E) Hyperbola\n\nEnter the letter of the correct option.\n\nNote: $e$ is a mathematical constant that is approximately $2.71828.$"}] | $\text{(E)}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $\\mathbf{a},$ $\\mathbf{b},$ and $\\mathbf{c}$ be three mutually orthogonal unit vectors, such that\n\\[\\mathbf{a} = p (\\mathbf{a} \\times \\mathbf{b}) + q (\\mathbf{b} \\times \\mathbf{c}) + r (\\mathbf{c} \\times \\mathbf{a})\\]for some scalars $p,$ $q,$ and $r,$ and $\\mathbf{a} \\cdot (\\mathbf{b} \\times \\mathbf{c}) = 1.$ Find $p + q + r.$"}] | $1$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "The set of points with spherical coordinates of the form\n\\[(\\rho, \\theta, \\phi) = \\left( 1, \\theta, \\frac{\\pi}{6} \\right)\\]forms a circle. Find the radius of this circle."}] | $\frac{1}{2}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "If $x + \\frac{1}{x} = \\sqrt{3}$, then find $x^{18}$."}] | $-1$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $\\mathbf{A} = \\begin{pmatrix} 2 & 3 \\\\ 0 & 1 \\end{pmatrix}.$ Find $\\mathbf{A}^{20} - 2 \\mathbf{A}^{19}.$"}] | $
\begin{pmatrix} 0 & 3 \\ 0 & -1 \end{pmatrix}
$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Convert the point $(6,2 \\sqrt{3})$ in rectangular coordinates to polar coordinates. Enter your answer in the form $(r,\\theta),$ where $r > 0$ and $0 \\le \\theta < 2 \\pi.$"}] | $\left( 4 \sqrt{3}, \frac{\pi}{6} \right)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let point $O$ be the origin of a three-dimensional coordinate system, and let points $A,$ $B,$ and $C$ be located on the positive $x,$ $y,$ and $z$ axes, respectively. If $OA = \\sqrt[4]{75}$ and $\\angle BAC = 30^\\circ,$ then compute the area of triangle $ABC.$"}] | $\frac{5}{2}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Compute $\\arccos (\\cos 7).$ All functions are in radians."}] | $7 - 2 \pi$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the $2 \\times 2$ matrix $\\mathbf{M}$ such that $\\mathbf{M} \\begin{pmatrix} 3 \\\\ 0 \\end{pmatrix} = \\begin{pmatrix} 6 \\\\ 21 \\end{pmatrix}$ and $\\mathbf{M} \\begin{pmatrix} -1 \\\\ 5 \\end{pmatrix} = \\begin{pmatrix} 3 \\\\ -17 \\end{pmatrix}.$"}] | $\begin{pmatrix} 2 & 1 \\ 7 & -2 \end{pmatrix}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "If $\\mathbf{a}$ and $\\mathbf{b}$ are two unit vectors, with an angle of $\\frac{\\pi}{3}$ between them, then compute the volume of the parallelepiped generated by $\\mathbf{a},$ $\\mathbf{b} + \\mathbf{b} \\times \\mathbf{a},$ and $\\mathbf{b}.$"}] | $\frac{3}{4}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "A line is parameterized by\n\\[\\begin{pmatrix} x \\\\ y \\end{pmatrix} = \\begin{pmatrix} 2 \\\\ 3 \\end{pmatrix} + t \\begin{pmatrix} -1 \\\\ 5 \\end{pmatrix}.\\]A second line is parameterized by\n\\[\\begin{pmatrix} x \\\\ y \\end{pmatrix} = \\begin{pmatrix} 0 \\\\ 7 \\end{pmatrix} + u \\begin{pmatrix} -1 \\\\ 4 \\end{pmatrix}.\\]Find the point where the lines intersect."}] | $\begin{pmatrix} 6 \\ -17 \end{pmatrix}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "The quantity $\\tan 7.5^\\circ$ can be expressed in the form\n\\[\\tan 7.5^\\circ = \\sqrt{a} - \\sqrt{b} + \\sqrt{c} - d,\\]where $a \\ge b \\ge c \\ge d$ are positive integers. Find $a + b + c + d.$"}] | $13$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find all values of $x$ so that $\\arccos x > \\arcsin x.$"}] | $\left[ -1, \frac{1}{\sqrt{2}} \right)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let triangle $ABC$ be a right triangle with right angle at $C.$ Let $D$ and $E$ be points on $\\overline{AB}$ with $D$ between $A$ and $E$ such that $\\overline{CD}$ and $\\overline{CE}$ trisect $\\angle C.$ If $\\frac{DE}{BE} = \\frac{8}{15},$ then find $\\tan B.$"}] | $\frac{4 \sqrt{3}}{11}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Evaluate\n\\[\\log_{10}(\\tan 1^{\\circ})+\\log_{10}(\\tan 2^{\\circ})+\\log_{10}(\\tan 3^{\\circ})+\\cdots+\\log_{10}(\\tan 88^{\\circ})+\\log_{10}(\\tan 89^{\\circ}).\\]"}] | $0$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "If $\\|\\mathbf{v}\\| = 4,$ then find $\\mathbf{v} \\cdot \\mathbf{v}.$"}] | $16$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the sum of the solutions to\n\\[\\frac{1}{\\sin x} + \\frac{1}{\\cos x} = 2 \\sqrt{2}\\]in the interval $0 \\le x \\le 2 \\pi.$"}] | $\frac{11 \pi}{4}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Determine the number of solutions to\n\\[2\\sin^3 x - 5 \\sin^2 x + 2 \\sin x = 0\\]in the range $0 \\le x \\le 2 \\pi.$"}] | $5$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "In triangle $ABC,$ $\\angle C = \\frac{\\pi}{2}.$ Find\n\\[\\arctan \\left( \\frac{a}{b + c} \\right) + \\arctan \\left( \\frac{b}{a + c} \\right).\\]"}] | $\frac{\pi}{4}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Given $\\|\\mathbf{v}\\| = 4,$ find $\\|-3 \\mathbf{v}\\|.$"}] | $12$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "If $\\sum_{n = 0}^{\\infty}\\cos^{2n}\\theta = 5$, what is the value of $\\cos{2\\theta}$?"}] | $\frac{3}{5}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "In parallelogram $ABCD$, let $O$ be the intersection of diagonals $\\overline{AC}$ and $\\overline{BD}$. Angles $CAB$ and $DBC$ are each twice as large as angle $DBA$, and angle $ACB$ is $r$ times as large as angle $AOB$. Find $r.$"}] | $\frac{7}{9}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $O$ be the origin. There exists a scalar $k$ so that for any points $A,$ $B,$ $C,$ and $D$ such that\n\\[3 \\overrightarrow{OA} - 2 \\overrightarrow{OB} + 5 \\overrightarrow{OC} + k \\overrightarrow{OD} = \\mathbf{0},\\]the four points $A,$ $B,$ $C,$ and $D$ are coplanar. Find $k.$"}] | $-6$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Compute\n\\[\\begin{vmatrix} 1 & \\cos (a - b) & \\cos a \\\\ \\cos(a - b) & 1 & \\cos b \\\\ \\cos a & \\cos b & 1 \\end{vmatrix}.\\]"}] | $0$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "The side of a triangle are 2, 2, and $\\sqrt{6} - \\sqrt{2}.$ Enter the angles of the triangle in degrees, separated by commas."}] | $75^\circ, 75^\circ$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $S$ be the set of complex numbers of the form $x + yi,$ where $x$ and $y$ are real numbers, such that\n\\[\\frac{\\sqrt{2}}{2} \\le x \\le \\frac{\\sqrt{3}}{2}.\\]Find the smallest positive integer $m$ such that for all positive integers $n \\ge m,$ there exists a complex number $z \\in S$ such that $z^n = 1.$"}] | $16$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let\n\\[\\mathbf{M} = \\begin{pmatrix} 1 & 2 & 2 \\\\ 2 & 1 & -2 \\\\ a & 2 & b \\end{pmatrix}.\\]If $\\mathbf{M} \\mathbf{M}^T = 9 \\mathbf{I},$ then enter the ordered pair $(a,b).$\n\nNote: For a matrix $\\mathbf{A},$ $\\mathbf{A}^T$ is the transpose of $\\mathbf{A},$ which is generated by reflecting the matrix $\\mathbf{A}$ over the main diagonal, going from the upper-left to the lower-right. So here,\n\\[\\mathbf{M}^T = \\begin{pmatrix} 1 & 2 & a \\\\ 2 & 1 & 2 \\\\ 2 & -2 & b \\end{pmatrix}.\\]"}] | $(-2,-1)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "The domain of the function $f(x) = \\arcsin(\\log_{m}(nx))$ is a closed interval of length $\\frac{1}{2013}$ , where $m$ and $n$ are positive integers and $m>1$. Find the the smallest possible value of $m+n.$"}] | $5371$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "The matrix\n\\[\\begin{pmatrix} a & 3 \\\\ -8 & d \\end{pmatrix}\\]is its own inverse, for some real numbers $a$ and $d.$ Find the number of possible pairs $(a,d).$"}] | $2$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Suppose that $wz = 12-8i$, and $|w| = \\sqrt{13}$. What is $|z|$?"}] | $4$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $\\mathbf{A}$ be a matrix such that\n\\[\\mathbf{A} \\begin{pmatrix} 5 \\\\ -2 \\end{pmatrix} = \\begin{pmatrix} -15 \\\\ 6 \\end{pmatrix}.\\]Find $\\mathbf{A}^5 \\begin{pmatrix} 5 \\\\ -2 \\end{pmatrix}.$"}] | $\begin{pmatrix} -1215 \\ 486 \end{pmatrix}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "In triangle $ABC,$ $\\sin A = \\frac{3}{5}$ and $\\cos B = \\frac{5}{13}.$ Find $\\cos C.$"}] | $\frac{16}{65}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $\\mathbf{A}$ be a $2 \\times 2$ matrix, with real entries, such that $\\mathbf{A}^3 = \\mathbf{0}.$ Find the number of different possible matrices that $\\mathbf{A}^2$ can be. If you think the answer is infinite, then enter \"infinite\"."}] | $1$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "The area of the parallelogram generated by the vectors $\\mathbf{a}$ and $\\mathbf{b}$ is 8. Find the area of the parallelogram generated by the vectors $2 \\mathbf{a} + 3 \\mathbf{b}$ and $\\mathbf{a} - 5 \\mathbf{b}.$"}] | $104$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "If $\\mathbf{a},$ $\\mathbf{b},$ and $\\mathbf{c}$ are vectors such that $\\mathbf{a} \\cdot \\mathbf{b} = -3,$ $\\mathbf{a} \\cdot \\mathbf{c} = 4,$ and $\\mathbf{b} \\cdot \\mathbf{c} = 6,$ then find\n\\[\\mathbf{b} \\cdot (7 \\mathbf{c} - 2 \\mathbf{a}).\\]"}] | $48$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the number of complex numbers $z$ satisfying $|z| = 1$ and\n\\[\\left| \\frac{z}{\\overline{z}} + \\frac{\\overline{z}}{z} \\right| = 1.\\]"}] | $8$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Compute the smallest positive value of $x,$ in degrees, for which the function\n\\[f(x) = \\sin \\frac{x}{3} + \\sin \\frac{x}{11}\\]achieves its maximum value."}] | $8910^\circ$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Line segment $\\overline{AB}$ is extended past $B$ to $P$ such that $AP:PB = 10:3.$ Then\n\\[\\overrightarrow{P} = t \\overrightarrow{A} + u \\overrightarrow{B}\\]for some constants $t$ and $u.$ Enter the ordered pair $(t,u).$\n\n[asy]\nunitsize(1 cm);\n\npair A, B, P;\n\nA = (0,0);\nB = (5,1);\nP = interp(A,B,10/7);\n\ndraw(A--P);\n\ndot(\"$A$\", A, S);\ndot(\"$B$\", B, S);\ndot(\"$P$\", P, S);\n[/asy]"}] | $\left( -\frac{3}{7}, \frac{10}{7} \right)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "There exists a scalar $k$ such that for any vectors $\\mathbf{a},$ $\\mathbf{b},$ and $\\mathbf{c}$ such that $\\mathbf{a} + \\mathbf{b} + \\mathbf{c} = \\mathbf{0},$ the equation\n\\[k (\\mathbf{b} \\times \\mathbf{a}) + \\mathbf{b} \\times \\mathbf{c} + \\mathbf{c} \\times \\mathbf{a} = \\mathbf{0}\\]holds. Find $k.$"}] | $2$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "A reflection takes $\\begin{pmatrix} -1 \\\\ 7 \\end{pmatrix}$ to $\\begin{pmatrix} 5 \\\\ -5 \\end{pmatrix}.$ Which vector does the reflection take $\\begin{pmatrix} -4 \\\\ 3 \\end{pmatrix}$ to?"}] | $\begin{pmatrix} 0 \\ -5 \end{pmatrix}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "In triangle $ABC,$ $D$ lies on $\\overline{BC}$ extended past $C$ such that $BD:DC = 3:1,$ and $E$ lies on $\\overline{AC}$ such that $AE:EC = 5:3.$ Let $P$ be the intersection of lines $BE$ and $AD.$\n\n[asy]\nunitsize(0.8 cm);\n\npair A, B, C, D, E, F, P;\n\nA = (1,4);\nB = (0,0);\nC = (6,0);\nD = interp(B,C,3/2);\nE = interp(A,C,5/8);\nP = extension(A,D,B,E);\n\ndraw(A--B--C--cycle);\ndraw(A--D--C);\ndraw(B--P);\n\nlabel(\"$A$\", A, N);\nlabel(\"$B$\", B, SW);\nlabel(\"$C$\", C, S);\nlabel(\"$D$\", D, SE);\nlabel(\"$E$\", E, S);\nlabel(\"$P$\", P, NE);\n[/asy]\n\nThen\n\\[\\overrightarrow{P} = x \\overrightarrow{A} + y \\overrightarrow{B} + z \\overrightarrow{C},\\]where $x,$ $y,$ and $z$ are constants such that $x + y + z = 1.$ Enter the ordered triple $(x,y,z).$"}] | $\left( \frac{9}{19}, -\frac{5}{19}, \frac{15}{19} \right)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Compute $\\cos \\left( \\arcsin \\frac{5}{13} \\right).$"}] | $\frac{12}{13}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "A curve is described parametrically by\n\\[(x,y) = (2 \\cos t - \\sin t, 4 \\sin t).\\]The graph of the curve can be expressed in the form\n\\[ax^2 + bxy + cy^2 = 1.\\]Enter the ordered triple $(a,b,c).$"}] | $\left( \frac{1}{4}, \frac{1}{8}, \frac{5}{64} \right)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "If $\\cos \\theta = \\frac{2}{3},$ then find $\\cos 2 \\theta.$"}] | $-\frac{1}{9}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Complex numbers $a,$ $b,$ $c$ form an equilateral triangle with side length 18 in the complex plane. If $|a + b + c| = 36,$ find $|ab + ac + bc|.$"}] | $432$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Compute $\\tan \\left (\\operatorname{arccot} \\frac{4}{7} \\right).$"}] | $\frac{7}{4}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Triangles $ABC$ and $AEF$ are such that $B$ is the midpoint of $\\overline{EF}.$ Also, $AB = EF = 1,$ $BC = 6,$ $CA = \\sqrt{33},$ and\n\\[\\overrightarrow{AB} \\cdot \\overrightarrow{AE} + \\overrightarrow{AC} \\cdot \\overrightarrow{AF} = 2.\\]Find the cosine of the angle between vectors $\\overrightarrow{EF}$ and $\\overrightarrow{BC}.$"}] | $\frac{2}{3}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Simplify\n\\[\\frac{\\tan 30^\\circ + \\tan 40^\\circ + \\tan 50^\\circ + \\tan 60^\\circ}{\\cos 20^\\circ}.\\]"}] | $\frac{8 \sqrt{3}}{3}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $\\mathbf{u}$ and $\\mathbf{v}$ be unit vectors, and let $\\mathbf{w}$ be a vector such that $\\mathbf{u} \\times \\mathbf{v} + \\mathbf{u} = \\mathbf{w}$ and $\\mathbf{w} \\times \\mathbf{u} = \\mathbf{v}.$ Compute $\\mathbf{u} \\cdot (\\mathbf{v} \\times \\mathbf{w}).$"}] | $1$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find all angles $\\theta,$ $0 \\le \\theta \\le 2 \\pi,$ with the following property: For all real numbers $x,$ $0 \\le x \\le 1,$\n\\[x^2 \\cos \\theta - x(1 - x) + (1 - x)^2 \\sin \\theta > 0.\\]"}] | $\left( \frac{\pi}{12}, \frac{5 \pi}{12} \right)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "What is the period of $y = \\tan x + \\cot x$?"}] | $\pi$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $A = (-4,0,6),$ $B = (-5,-1,2),$ and $C = (-6,-1,3).$ Compute $\\angle ABC,$ in degrees."}] | $60^\circ$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Simplify\n\\[\\tan x + 2 \\tan 2x + 4 \\tan 4x + 8 \\cot 8x.\\]The answer will be a trigonometric function of some simple function of $x,$ like \"$\\cos 2x$\" or \"$\\sin (x^3)$\"."}] | $\cot x$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let\n\\[\\mathbf{A} = \\begin{pmatrix} 4 & 1 \\\\ -9 & -2 \\end{pmatrix}.\\]Compute $\\mathbf{A}^{100}.$"}] | $\begin{pmatrix} 301 & 100 \\ -900 & -299 \end{pmatrix}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Simplify\n\\[(1 + \\cot A - \\csc A)(1 + \\tan A + \\sec A).\\]"}] | $2$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Compute $\\arctan ( \\tan 65^\\circ - 2 \\tan 40^\\circ )$. (Express your answer in degrees as an angle between $0^\\circ$ and $180^\\circ$.)"}] | $25^\circ$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the number of solutions to\n\\[\\cos 4x + \\cos^2 3x + \\cos^3 2x + \\cos^4 x = 0\\]for $-\\pi \\le x \\le \\pi.$"}] | $10$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Compute\n\\[\\begin{vmatrix} -5 & 3 \\\\ 4 & -4 \\end{vmatrix}.\\]"}] | $8$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "If $e^{i \\theta} = \\frac{2 + i \\sqrt{5}}{3},$ then find $\\sin 4 \\theta.$"}] | $-\frac{8 \sqrt{5}}{81}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Determine the exact value of\n\\[\\sqrt{\\left( 2 - \\sin^2 \\frac{\\pi}{7} \\right) \\left( 2 - \\sin^2 \\frac{2 \\pi}{7} \\right) \\left( 2 - \\sin^2 \\frac{3 \\pi}{7} \\right)}.\\]"}] | $\frac{13}{8}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the point on the line\n\\[y = \\frac{x + 5}{2}\\]that is closest to the point $(6,1).$"}] | $\left( \frac{21}{5}, \frac{23}{5} \right)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the positive integer $n$ such that\n\n$$\\arctan\\frac {1}{3} + \\arctan\\frac {1}{4} + \\arctan\\frac {1}{5} + \\arctan\\frac {1}{n} = \\frac {\\pi}{4}.$$"}] | $47$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Compute\n\\[\\begin{vmatrix} 2 & 0 & -1 \\\\ 7 & 4 & -3 \\\\ 2 & 2 & 5 \\end{vmatrix}.\\]"}] | $46$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Below is the graph of $y = a \\sin (bx + c) + d$ for some positive constants $a,$ $b,$ $c,$ and $d.$ Find $b.$\n\n[asy]import TrigMacros;\n\nsize(400);\n\nreal f(real x)\n{\n\treturn 2*sin(3*x + pi) + 1;\n}\n\ndraw(graph(f,-3*pi,3*pi,n=700,join=operator ..),red);\ntrig_axes(-3*pi,3*pi,-4,4,pi/2,1);\nlayer();\nrm_trig_labels(-5,5, 2);\n\nlabel(\"$1$\", (0,1), E);\nlabel(\"$2$\", (0,2), E);\nlabel(\"$3$\", (0,3), E);\nlabel(\"$-1$\", (0,-1), E);\nlabel(\"$-2$\", (0,-2), E);\nlabel(\"$-3$\", (0,-3), E);\n[/asy]"}] | $3$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "If\n\\[\\mathbf{A} = \\begin{pmatrix} 1 & 3 \\\\ 2 & 1 \\end{pmatrix},\\]then compute $\\det (\\mathbf{A}^2 - 2 \\mathbf{A}).$"}] | $25$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the numerical value of\n\\[\\frac{\\sin 18^\\circ \\cos 12^\\circ + \\cos 162^\\circ \\cos 102^\\circ}{\\sin 22^\\circ \\cos 8^\\circ + \\cos 158^\\circ \\cos 98^\\circ}.\\]"}] | $1$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $P$ be the point on line segment $\\overline{AB}$ such that $AP:PB = 2:7.$ Then\n\\[\\overrightarrow{P} = t \\overrightarrow{A} + u \\overrightarrow{B}\\]for some constants $t$ and $u.$ Enter the ordered pair $(t,u).$\n\n[asy]\nunitsize(1 cm);\n\npair A, B, P;\n\nA = (0,0);\nB = (5,1);\nP = interp(A,B,2/9);\n\ndraw(A--B);\n\ndot(\"$A$\", A, S);\ndot(\"$B$\", B, S);\ndot(\"$P$\", P, S);\n[/asy]"}] | $\left( \frac{7}{9}, \frac{2}{9} \right)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the projection of the vector $\\begin{pmatrix} 3 \\\\ 0 \\\\ -2 \\end{pmatrix}$ onto the line\n\\[\\frac{x}{2} = y = \\frac{z}{-1}.\\]"}] | $\begin{pmatrix} 8/3 \\ 4/3 \\ -4/3 \end{pmatrix}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "In triangle $ABC,$ $AB = 20$ and $BC = 15.$ Find the largest possible value of $\\tan A.$"}] | $\frac{3 \sqrt{7}}{7}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find $\\sec 120^\\circ.$"}] | $-2$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the domain of the function $f(x) = \\tan(\\arccos(x^2)).$"}] | $[-1,0) \cup (0,1]$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the curve defined by the equation\n\\[r = \\frac{1}{1 - \\cos \\theta}.\\](A) Line\n(B) Circle\n(C) Parabola\n(D) Ellipse\n(E) Hyperbola\n\nEnter the letter of the correct option."}] | $\text{(C)}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Given vectors $\\mathbf{a}$ and $\\mathbf{b},$ let $\\mathbf{p}$ be a vector such that\n\\[\\|\\mathbf{p} - \\mathbf{b}\\| = 2 \\|\\mathbf{p} - \\mathbf{a}\\|.\\]Among all such vectors $\\mathbf{p},$ there exists constants $t$ and $u$ such that $\\mathbf{p}$ is at a fixed distance from $t \\mathbf{a} + u \\mathbf{b}.$ Enter the ordered pair $(t,u).$"}] | $\left( \frac{4}{3}, -\frac{1}{3} \right)$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Equilateral triangle $ABC$ has side length $\\sqrt{111}$. There are four distinct triangles $AD_1E_1$, $AD_1E_2$, $AD_2E_3$, and $AD_2E_4$, each congruent to triangle $ABC$, with $BD_1 = BD_2 = \\sqrt{11}$. Find $\\sum_{k=1}^4(CE_k)^2$."}] | $677$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Suppose that $\\sec x+\\tan x=\\frac{22}7$ and that $\\csc x+\\cot x=\\frac mn,$ where $\\frac mn$ is in lowest terms. Find $m+n.$\n"}] | $44$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Given that $(1+\\sin t)(1+\\cos t)=5/4$ and\n$(1-\\sin t)(1-\\cos t)=\\frac mn-\\sqrt{k},$\nwhere $k, m,$ and $n$ are positive integers with $m$ and $n$ relatively prime, find $k+m+n.$\n"}] | $27$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $x=\\frac{\\sum\\limits_{n=1}^{44} \\cos n^\\circ}{\\sum\\limits_{n=1}^{44} \\sin n^\\circ}$. What is the greatest integer that does not exceed $100x$?\n"}] | $241$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Given that $\\sum_{k=1}^{35}\\sin 5k=\\tan \\frac mn,$ where angles are measured in degrees, and $m$ and $n$ are relatively prime positive integers that satisfy $\\frac mn<90,$ find $m+n.$\n"}] | $177$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Given that $\\log_{10} \\sin x + \\log_{10} \\cos x = -1$ and that $\\log_{10} (\\sin x + \\cos x) = \\frac{1}{2} (\\log_{10} n - 1),$ find $n.$\n"}] | $12$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the sum of the values of $x$ such that $\\cos^3 3x+ \\cos^3 5x = 8 \\cos^3 4x \\cos^3 x$, where $x$ is measured in degrees and $100< x< 200.$\n"}] | $906$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Let $a = \\pi/2008$. Find the smallest positive integer $n$ such that\\[2[\\cos(a)\\sin(a) + \\cos(4a)\\sin(2a) + \\cos(9a)\\sin(3a) + \\cdots + \\cos(n^2a)\\sin(na)]\\]is an integer.\n"}] | $251$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "The sum\\[\\sum_{x=2}^{44} 2\\sin{x}\\sin{1}[1 + \\sec (x-1) \\sec (x+1)]\\]can be written in the form $\\sum_{n=1}^{4} (-1)^n \\frac{\\Phi(\\theta_n)}{\\Psi(\\theta_n)}$, where $\\Phi,\\, \\Psi$ are trigonometric functions and $\\theta_1,\\, \\theta_2, \\, \\theta_3, \\, \\theta_4$ are degrees $\\in [0,45]$. Find $\\theta_1 + \\theta_2 + \\theta_3 + \\theta_4$.\n"}] | $92$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "For how many integers $n$ with $1 \\le n \\le 2012$ is the product\n\\[\n \\prod_{k=0}^{n-1} \\left( \\left( 1 + e^{2 \\pi i k / n} \\right)^n + 1 \\right) \n\\]equal to zero?"}] | $335$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the cross product of $\\begin{pmatrix} 5 \\\\ 2 \\\\ -6 \\end{pmatrix}$ and $\\begin{pmatrix} 1 \\\\ 1 \\\\ 3 \\end{pmatrix}.$"}] | $\begin{pmatrix} 12 \\ -21 \\ 3 \end{pmatrix}$ |
[{"role": "system", "content": "You are a helpful assistant good at solving math problems with step-by-step reasoning. You should first thinks about the reasoning process in the mind and then provides the user with the answer. Your answer must be in latex format and wrapped in $...$.The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> Since $1+1=2$, so the answer is $2$. </think><answer> $2$ </answer>, which means your output should start with <think> and end with </answer>."}, {"role": "user", "content": "Find the maximum value of\n\\[\\sin \\frac{\\theta}{2} \\cdot (1 + \\cos \\theta)\\]for $0 < \\theta < \\pi.$"}] | $\frac{4 \sqrt{3}}{9}$ |
Subsets and Splits