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- 09:32, 2 January 2022 (diff | hist) . . (+1,755) . . 2020 CIME II Problems/Problem 9 (→Solution)
- 09:37, 30 December 2021 (diff | hist) . . (+1,909) . . N 2020 CIME II Problems/Problem 10 (Created page with "First suppose that <math>c=1</math>. Then <math>a+b+1=ab\Rightarrow (a-1)(b-1)=2</math> from whence we have <math>(a,b,c)\in\{(2,3,1),(3,2,1)\}</math>. Now suppose that <math...") (current)
- 00:07, 30 December 2021 (diff | hist) . . (+1,292) . . 2020 CIME I Problems/Problem 6 (→Solution)
- 16:49, 6 June 2018 (diff | hist) . . (+1,157) . . 1985 AIME Problems/Problem 11 (→Solution)
- 07:40, 23 March 2015 (diff | hist) . . (+2,221) . . 2015 AIME I Problems/Problem 10 (→Solution 3: and solution 4)
- 01:58, 17 March 2013 (diff | hist) . . (+367) . . N 1991 AHSME Problems/Problem 11 (Created page with "Jack and Jill run 10 km. They start at the same point, run 5 km up a hill, and reurn to the starting point by the same route. Jack has a 10 minute head start and runs at the rate...")
- 01:53, 17 March 2013 (diff | hist) . . (+592) . . N 1991 AHSME Problems/Problem 8 (Created page with "Liquid <math>X</math> does not mix with water. Unless obstructed, it spreads out on the surface of water to form a circular film <math>0.1</math>cm thick. A rectangular box measu...")
- 01:48, 17 March 2013 (diff | hist) . . (+140) . . N 1991 AHSME Problems (Created page with "Link to full test below. http://www.artofproblemsolving.com/Forum/resources.php?c=182&cid=44&year=1991&sid=23c56fcb006bee49b72650509fbedb9b")
- 01:39, 17 March 2013 (diff | hist) . . (+292) . . N 1991 AHSME Problems/Problem 12 (Created page with "The measures (in degrees) of the interior angles of a convex hexagon form an arithmetic sequence of integers. Let <math>m</math> be the measure of the largest interior angle of t...")
- 01:35, 17 March 2013 (diff | hist) . . (+259) . . N 1991 AHSME Problems/Problem 7 (Created page with "\If <math>x=\frac{a}{b}</math>, <math>a\neq b</math> and <math>b\neq 0</math>, then <math>\frac{a+b}{a-b}=</math> (A) <math>\frac{x}{x+1}</math> (B) <math>\frac{x+1}{x-1}</math>...")
- 01:33, 17 March 2013 (diff | hist) . . (+393) . . N 1991 AHSME Problems/Problem 24 (Created page with "The graph, <math>G</math> of <math>y=\log_{10}x</math> is rotated <math>90^{\circ}</math> counter-clockwise about the origin to obtain a new graph <math>G'</math>. Which of the f...")
- 01:29, 17 March 2013 (diff | hist) . . (+449) . . N 1991 AHSME Problems/Problem 16 (Created page with "One hundred students at Century High School participated in the AHSME last year, and their mean score was 100. The number of non-seniors taking the AHSME was <math>50\%</math> mo...")
- 01:26, 17 March 2013 (diff | hist) . . (+199) . . N 1991 AHSME Problems/Problem 4 (Created page with "Which of the following triangles cannot exist? (A) An acute isosceles triangle (B) An isosceles right triangle (C) An obtuse right triangle (D) A scalene right triangle (E) A sc...")
- 01:24, 17 March 2013 (diff | hist) . . (+218) . . N 1991 AHSME Problems/Problem 6 (Created page with "If <math>x\geq 0</math>, then <math>\sqrt{x\sqrt{x\sqrt{x}}}=</math> (A) <math>x\sqrt{x}</math> (B) <math>x \sqrt[4]{x}</math> (C) <math>\sqrt[8]{x}</math> (D) <math>\sqrt[8]{x^...")
- 01:20, 17 March 2013 (diff | hist) . . (+232) . . N 1991 AHSME Problems/Problem 27 (Created page with "If <math>x+\sqrt{x^2-1}+\frac{1}{x-\sqrt{x^2-1}}=20</math> then <math>x^2+\sqrt{x^4-1}+\frac{1}{x^2+\sqrt{x^4-1}}=</math> (A) <math>5.05</math> (B) <math>20</math> (C) <math>51....")
- 01:17, 17 March 2013 (diff | hist) . . (+500) . . N 1991 AHSME Problems/Problem 29 (Created page with "Equilateral triangle <math>ABC</math> has <math>P</math> on <math>AB</math> and <math>Q</math> on <math>AC</math>. The triangle is folded along <math>PQ</math> so that vertex <ma...")
- 01:11, 17 March 2013 (diff | hist) . . (+484) . . N 1991 AHSME Problems/Problem 30 (Created page with "For any set <math>S</math>, let <math>|S|</math> denote the number of elements in <math>S</math>, and let <math>n(S)</math> be the number of subsets of <math>S</math>, including ...")
- 01:05, 17 March 2013 (diff | hist) . . (+135) . . N 1991 AHSME Problems/Problem 20 (Created page with "The sum of all real <math>x</math> such that <math>(2^x-4)^3+(4^x-2)^3=(4^x+2^x-6)^3</math> is (A) 3/2 (B) 2 (C) 5/2 (D) 3 (E) 7/2")
- 01:03, 17 March 2013 (diff | hist) . . (+217) . . N 1991 AHSME Problems/Problem 18 (Created page with "If <math>S</math> is the set of points <math>z</math> in the complex plane such that <math>(3+4i)z</math> is a real number, then <math>S</math> is a (A) right triangle (B) cir...")
- 01:00, 17 March 2013 (diff | hist) . . (+281) . . N 1991 AHSME Problems/Problem 14 (Created page with "If <math>x</math> is the cube of a positive integer and <math>d</math> is the number of positive integers that are divisors of <math>x</math>, then <math>d</math> could be (A) <...")
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