User contributions
- 22:06, 9 February 2009 (diff | hist) . . (+451) . . 2004 AMC 12B Problems
- 21:55, 9 February 2009 (diff | hist) . . (+2) . . 2002 AMC 12A Problems/Problem 3
- 21:54, 9 February 2009 (diff | hist) . . (+2) . . 2002 AMC 12A Problems/Problem 3
- 21:53, 9 February 2009 (diff | hist) . . (+10) . . 2002 AMC 12A Problems/Problem 3
- 21:52, 9 February 2009 (diff | hist) . . (+52) . . 2002 AMC 12A Problems/Problem 3
- 21:51, 9 February 2009 (diff | hist) . . (+347) . . 2002 AMC 12A Problems/Problem 3
- 13:25, 2 March 2008 (diff | hist) . . (+9) . . 2008 AMC 12B Problems/Problem 11 (→Solution)
- 12:20, 2 March 2008 (diff | hist) . . (+19) . . m AMC 12 Problems and Solutions (Added 2008 AMC 12B)
- 03:18, 2 March 2008 (diff | hist) . . (+1) . . 2008 AMC 12B Problems/Problem 9
- 03:18, 2 March 2008 (diff | hist) . . (+952) . . N 2008 AMC 12B Problems/Problem 9 (New page: ==Problem 9== Points <math>A</math> and <math>B</math> are on a circle of radius <math>5</math> and <math>AB = 6</math>. Point <math>C</math> is the midpoint of the minor arc <math>AB</mat...)
- 00:52, 2 March 2008 (diff | hist) . . (+61) . . 2008 AMC 12B Problems/Problem 23
- 00:51, 2 March 2008 (diff | hist) . . (+18) . . m 2008 AMC 12B Problems/Problem 23 (→Solution)
- 00:50, 2 March 2008 (diff | hist) . . (+2) . . 2008 AMC 12B Problems/Problem 23 (→Solution)
- 00:49, 2 March 2008 (diff | hist) . . (+4) . . 2008 AMC 12B Problems/Problem 23 (→Solution)
- 00:38, 2 March 2008 (diff | hist) . . (+2,431) . . N 2008 AMC 12B Problems/Problem 21 (New page: ==Problem 21== Two circles of radius 1 are to be constructed as follows. The center of circle <math>A</math> is chosen uniformly and at random from the line segment joining <math>(0,0)</ma...)
- 23:10, 1 March 2008 (diff | hist) . . (-2) . . m 2008 AMC 12B Problems/Problem 19 (→Solution)
- 22:25, 1 March 2008 (diff | hist) . . (+53) . . 2008 AMC 12B Problems/Problem 11 (→Solution)
- 22:24, 1 March 2008 (diff | hist) . . (+62) . . 2008 AMC 12B Problems/Problem 19
- 22:23, 1 March 2008 (diff | hist) . . (+255) . . 2008 AMC 12B Problems/Problem 19
- 22:19, 1 March 2008 (diff | hist) . . (+1) . . 2008 AMC 12B Problems/Problem 19 (→Solution)
- 22:19, 1 March 2008 (diff | hist) . . (+1,178) . . N 2008 AMC 12B Problems/Problem 19 (New page: ==Problem 19== A function <math>f</math> is defined by <math>f(z) = (4 + i) z^2 + \alpha z + \gamma</math> for all complex numbers <math>z</math>, where <math>\alpha</math> and <math>\gamm...)
- 22:14, 1 March 2008 (diff | hist) . . (+61) . . 2008 AMC 12B Problems/Problem 11
- 22:13, 1 March 2008 (diff | hist) . . (-9) . . 2008 AMC 12B Problems/Problem 11 (→Solution)
- 22:11, 1 March 2008 (diff | hist) . . (+4) . . 2008 AMC 12B Problems/Problem 11 (→Solution)
- 22:10, 1 March 2008 (diff | hist) . . (+845) . . N 2008 AMC 12B Problems/Problem 11 (New page: ==Problem 11== A cone-shaped mountain has its base on the ocean floor and has a height of 8000 feet. The top <math>\frac{1}{8}</math> of the volume of the mountain is above water. What is ...)
- 22:05, 1 March 2008 (diff | hist) . . (+1,062) . . N 2008 AMC 12B Problems/Problem 6 (New page: ==Problem 6== Postman Pete has a pedometer to count his steps. The pedometer records up to <math>99999</math> steps, then flips over to <math>00000</math> on the next step. Pete plans to d...)
- 22:01, 1 March 2008 (diff | hist) . . (+59) . . 2008 AMC 12B Problems/Problem 5
- 22:00, 1 March 2008 (diff | hist) . . (+736) . . N 2008 AMC 12B Problems/Problem 5 (New page: ==Problem 5== A class collects <math>50</math> dollars to buy flowers for a classmate who is in the hospital. Roses cost <math>3</math> dollars each, and carnations cost <math>2</math> dol...)
- 21:56, 1 March 2008 (diff | hist) . . (+59) . . 2008 AMC 12B Problems/Problem 3
- 21:55, 1 March 2008 (diff | hist) . . (+1) . . 2008 AMC 12B Problems/Problem 3 (→Solution)
- 21:55, 1 March 2008 (diff | hist) . . (+79) . . 2008 AMC 12B Problems/Problem 3 (→Solution)
- 21:54, 1 March 2008 (diff | hist) . . (+758) . . N 2008 AMC 12B Problems/Problem 3 (New page: ==Problem 3== A semipro baseball league has teams with <math>21</math> players each. League rules state that a player must be paid at least <math>15,000</math> dollars, and that the total ...)
- 21:50, 1 March 2008 (diff | hist) . . (+1,349) . . N 2008 AMC 12B Problems/Problem 23 (New page: ==Problem 23== The sum of the base-<math>10</math> logarithms of the divisors of <math>10^n</math> is <math>792</math>. What is <math>n</math>? <math>\textbf{(A)}\ 11\qquad \textbf{(B)}\ ...)
- 22:41, 23 February 2008 (diff | hist) . . (+19) . . m Divisibility rules/Rule 1 for 13 proof
- 22:35, 23 February 2008 (diff | hist) . . (-49) . . Recursion (Changed factorial to a better example)