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  • <cmath> |x+y|=2007 \\ |x-y|=c</cmath> has exactly two solutions <math>(x,y)</math> in real numbers.
    929 bytes (137 words) - 22:05, 10 January 2019
  • Ted's favorite number is equal to Find the remainder when Ted’s favorite number is divided by 25.
    2 KB (270 words) - 14:35, 29 July 2018
  • <math>\textbf{(A) }9\qquad <math>\textbf{(A) }fb^2\qquad
    18 KB (2,703 words) - 20:50, 11 September 2023
  • ...n sides <math>AB</math> and <math>AD</math>, respectively, such that <math>H</math> lies inside <math>\triangle{SCT}</math> and pair A = (0,1), C=(0,-1);
    6 KB (1,071 words) - 03:58, 8 September 2018
  • <math>\textbf{(A)}\ 0 \qquad A regular hexagon is inscribed in a circle. The ratio of the length of a side of the hexagon to the length of the
    19 KB (2,873 words) - 18:57, 16 August 2023
  • <math>\textbf{(A)}\ \log_{10}50 \qquad <math>\textbf{(A)}\ \text{a parabola} \qquad
    19 KB (2,907 words) - 14:16, 20 February 2020
  • <math>\textbf{(A)}\ \frac{1}{25} \qquad An automobile travels <math>a/6</math> feet in <math>r</math> seconds. If this rate is maintained for <ma
    18 KB (2,905 words) - 18:33, 5 April 2023
  • ...lines representing the altitudes, medians, and interior angle bisectors of a triangle that is isosceles, but not equilateral, is: <math>\textbf{(A)}\ 9\qquad \textbf{(B)}\ 7\qquad \textbf{(C)}\ 6\qquad \textbf{(D)}\ 5\qqua
    26 KB (3,952 words) - 20:24, 10 June 2024
  • {{AMC12 Problems|year=2016|ab=A}} <math>\textbf{(A)}\ 99\qquad\textbf{(B)}\ 100\qquad\textbf{(C)}\ 110\qquad\textbf{(D)}\ 121\
    15 KB (2,348 words) - 17:20, 19 January 2024
  • ...swer is <math>H</math> and Terry's answer is <math>T</math>, what is <math>H-T</math>? <math>\textbf{(A) }-10\qquad\textbf{(B) }-6\qquad\textbf{(C) }0\qquad\textbf{(D) }6\qquad \t
    13 KB (1,957 words) - 12:08, 13 January 2024
  • ...is the number of degrees in the sum of the angles <math>x</math> and <math>y</math>? string[] let = {"$A$","$B$","$C$","$D$","$E$","$F$","$G$","$H$","$I$","$J$","$K$","$L$"};
    2 KB (280 words) - 11:10, 2 July 2023
  • <math> \textbf{(A) } -2 \qquad\textbf{(B) } \dfrac{1}{16} \qquad\textbf{(C) } \dfrac{7}{4} \q Marie does three equally time-consuming tasks in a row without taking breaks. She begins the first task at 1:00 PM and finishe
    14 KB (2,247 words) - 11:38, 26 March 2024
  • ...and <math>\overline{AB}</math>, respectively, so that <math>KLMN</math> is a square. The area of <math>KLMN</math> is 99. Find the area of <math>FGHJ</m pair A,B,C,D,E,F,G,H,J,K,L,M,N;
    6 KB (1,105 words) - 21:02, 9 November 2023
  • ...xternal tangent of the two circles. A line <math>\ell</math> through <math>A</math> intersects <math>\mathcal{P}</math> again at <math>D</math> and inte D(L(MP("D",D(D),N),MP("A",D((0.8,1.6)),NE),1,5.5));
    31 KB (5,086 words) - 19:15, 20 December 2023
  • ...and <math>1</math> satisfy <math>S(a)S(-a)=2016</math>. Find <math>S(a)+S(-a)</math>. ...th> is directly proportional to <math>k</math>. The probability of rolling a <math>7</math> with this pair of dice is <math>\frac{m}{n}</math>, where <m
    8 KB (1,360 words) - 12:19, 29 January 2022
  • The AoPS font is a font that can be used to make certain special symbols in the forum. You enc | <span class="aops-font">Y</span>
    6 KB (924 words) - 21:31, 22 February 2024
  • ...ents with different first member and a type <math>2</math> subset of <math>S</math> has <math>n</math> blue elements with different second member. Show ...riangle. However, we can't count the points on the line since it's dotted. A lattice of blue points will look like this:
    4 KB (817 words) - 05:12, 6 December 2023
  • ...feet long and <math>9</math> feet wide? (There are <math>3</math> feet in a yard.) <math>\textbf{(A) }12\qquad\textbf{(B) }36\qquad\textbf{(C) }108\qquad\textbf{(D) }324\qquad
    16 KB (2,322 words) - 14:04, 2 February 2024
  • ...o <math>9</math>. If <math>\sqrt{STARS} = SAT</math>, what are <math>A, R, S</math>, and <math>T</math>? (a) Determine <math>f\circ g(x)</math> and <math>g\circ f(x)</math>.
    5 KB (846 words) - 03:36, 19 January 2019
  • ...is the value of <math>\frac{2a^{-1}+\frac{a^{-1}}{2}}{a}</math> when <math>a= \frac{1}{2}</math>? <math>\textbf{(A)}\ 1\qquad\textbf{(B)}\ 2\qquad\textbf{(C)}\ \frac{5}{2}\qquad\textbf{(D)}\
    14 KB (2,037 words) - 19:09, 29 July 2023

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