7 February 2015

• 18:0118:01, 7 February 2015 diff hist +534 2015 AMC 12A Problems/Problem 13 →Solution

8 April 2014

• 21:5321:53, 8 April 2014 diff hist +144 2014 AIME II Problems/Problem 9 No edit summary
• 21:5221:52, 8 April 2014 diff hist +554 2014 AIME II Problems/Problem 8 No edit summary

27 March 2014

• 15:5815:58, 27 March 2014 diff hist −1 2014 AIME II Problems/Problem 7 →Solution
• 15:5715:57, 27 March 2014 diff hist +99 2014 AIME II Problems/Problem 7 No edit summary
• 15:5315:53, 27 March 2014 diff hist +1,035 N 2014 AIME II Problems/Problem 7 Created page with "==Problem== Let <math>f(x)=(x^2+3x+2)^{\cos(\pi x)}</math>. Find the sum of all positive integers <math>n</math> for which <cmath>\left |\sum_{k=1}^n\log_{10}f(k)\right|=1.</cm..."
• 15:3615:36, 27 March 2014 diff hist +1,362 N 2014 AIME II Problems/Problem 6 Created page with "==Problem== Charles has two six-sided die. One of the die is fair, and the other die is biased so that it comes up six with probability <math>\frac{2}{3}</math> and each of the ..."
• 15:2615:26, 27 March 2014 diff hist +549 2014 AIME II Problems/Problem 4 No edit summary
• 15:1515:15, 27 March 2014 diff hist +350 2014 AIME II Problems/Problem 4 No edit summary
• 15:1515:15, 27 March 2014 diff hist +561 N 2014 AIME II Problems/Problem 3 Created page with "==Problem== A rectangle has sides of length <math>a</math> and 36. A hinge is installed at each vertex of the rectangle, and at the midpoint of each side of length 36. The sides..."
• 15:1415:14, 27 March 2014 diff hist +789 N 2014 AIME II Problems/Problem 2 Created page with "==Problem== Arnold is studying the prevalence of three health risk factors, denoted by A, B, and C, within a population of men. For each of the three factors, the probability th..."
• 15:1115:11, 27 March 2014 diff hist +1,469 N 2014 AIME II Problems/Problem 1 Created page with "==Problem== Abe can paint the room in 15 hours, Bea can paint 50 percent faster than Abe, and Coe can paint twice as fast as Abe. Abe begins to paint the room and works alone fo..."

20 February 2014

• 23:1423:14, 20 February 2014 diff hist +50 2014 AMC 12B Problems/Problem 15 →Solution
• 23:1123:11, 20 February 2014 diff hist +10 2014 AMC 12B Problems/Problem 9 →Solution
• 23:0923:09, 20 February 2014 diff hist +3 2014 AMC 12B Problems/Problem 2 →Solution
• 23:0723:07, 20 February 2014 diff hist +28 2014 AMC 12B Problems/Problem 9 →Solution
• 22:1022:10, 20 February 2014 diff hist +17 2014 AMC 12B Problems/Problem 17 →Solution
• 22:0622:06, 20 February 2014 diff hist +2 2014 AMC 12B Problems/Problem 22 oops added question to page
• 22:0622:06, 20 February 2014 diff hist +800 2014 AMC 12B Problems/Problem 22 No edit summary
• 22:0222:02, 20 February 2014 diff hist +1 2014 AMC 12B Problems/Problem 22 No edit summary
• 21:3821:38, 20 February 2014 diff hist −26 2014 AMC 12B Problems/Problem 21 No edit summary
• 21:3721:37, 20 February 2014 diff hist −26 2014 AMC 12B Problems/Problem 16 No edit summary
• 21:3721:37, 20 February 2014 diff hist −26 2014 AMC 12B Problems/Problem 15 No edit summary
• 21:3721:37, 20 February 2014 diff hist −26 2014 AMC 12B Problems/Problem 13 No edit summary
• 21:3621:36, 20 February 2014 diff hist −26 2014 AMC 12B Problems/Problem 10 No edit summary
• 21:3621:36, 20 February 2014 diff hist −26 2014 AMC 12B Problems/Problem 9 No edit summary
• 21:3621:36, 20 February 2014 diff hist −26 2014 AMC 12B Problems/Problem 8 No edit summary
• 21:3621:36, 20 February 2014 diff hist −24 2014 AMC 12B Problems/Problem 7 No edit summary
• 21:3621:36, 20 February 2014 diff hist −26 2014 AMC 12B Problems/Problem 6 No edit summary
• 21:3521:35, 20 February 2014 diff hist −26 2014 AMC 12B Problems/Problem 5 No edit summary
• 21:3521:35, 20 February 2014 diff hist −26 2014 AMC 12B Problems/Problem 4 No edit summary
• 21:3421:34, 20 February 2014 diff hist −26 2014 AMC 12B Problems/Problem 3 No edit summary
• 21:3421:34, 20 February 2014 diff hist −27 2014 AMC 12B Problems/Problem 2 No edit summary
• 21:3021:30, 20 February 2014 diff hist +1,334 N 2014 AMC 12B Problems/Problem 21 Created page with "==Problem== In the figure, <math>ABCD</math> is a square of side length 1. The rectangles <math>JKHG</math> and <math>EBCF</math> are congruent. What is <math>BE</math> ? -In..."
• 20:5820:58, 20 February 2014 diff hist +2 2014 AMC 12B Problems →Problem 24
• 20:5820:58, 20 February 2014 diff hist +483 2014 AMC 12B Problems →Problem 24
• 19:2919:29, 20 February 2014 diff hist +1,382 N 2014 AMC 12B Problems/Problem 23 Created page with "==Problem== The number 2017 is prime. Let <math>S = \sum \limits_{k=0}^{62} \dbinom{2014}{k}</math>. What is the remainder when <math>S</math> is divided by 2017? <math>\text..."
• 18:5718:57, 20 February 2014 diff hist +284 2014 AMC 12B Problems →Problem 23
• 18:5218:52, 20 February 2014 diff hist +774 2014 AMC 12B Problems →Problem 22
• 18:4618:46, 20 February 2014 diff hist +314 2014 AMC 12B Problems/Problem 20 No edit summary
• 18:4418:44, 20 February 2014 diff hist +253 2014 AMC 12B Problems →Problem 20
• 18:4018:40, 20 February 2014 diff hist +1 2014 AMC 12B Problems →Problem 18
• 18:3918:39, 20 February 2014 diff hist +13 2014 AMC 12B Problems →Problem 18
• 18:3918:39, 20 February 2014 diff hist +390 2014 AMC 12B Problems →Problem 18
• 18:3518:35, 20 February 2014 diff hist +987 N 2014 AMC 12B Problems/Problem 16 Created page with "==Problem== Let <math>P</math> be a cubic polynomial with <math>P(0) = k</math>, <math>P(1) = 2k</math>, and <math>P(-1) = 3k</math>. What is <math>P(2) + P(-2)</math> ? <math..."
• 18:2718:27, 20 February 2014 diff hist +1 2014 AMC 12B Problems →Problem 15
• 18:2718:27, 20 February 2014 diff hist +281 2014 AMC 12B Problems →Problem 16
• 18:2518:25, 20 February 2014 diff hist +1,293 N 2014 AMC 12B Problems/Problem 17 Created page with "==Problem 17== Let <math>P</math> be the parabola with equation <math>y=x^2</math> and let <math>Q = (20, 14)</math>. There are real numbers <math>r</math> and <math>s</math> su..."
• 18:1618:16, 20 February 2014 diff hist +2 2014 AMC 12B Problems →Problem 17
• 18:1518:15, 20 February 2014 diff hist +119 2014 AMC 12B Problems →Problem 17