User contributions
- 06:16, 22 December 2011 (diff | hist) . . (+7) . . 2009 AMC 12A Problems/Problem 18 (Clarified a point made in the alternate solution.)
- 06:13, 22 December 2011 (diff | hist) . . (+197) . . 2009 AMC 12A Problems/Problem 18 (Corrected an error in my last edit and further developed logic behind its conclusion.)
- 05:42, 22 December 2011 (diff | hist) . . (+385) . . 2009 AMC 12A Problems/Problem 18 (Gave a vastly simpler and more intuitive alternate solution to the problem.)
- 00:39, 21 December 2011 (diff | hist) . . (+59) . . Talk:2011 AMC 12B Problems/Problem 9 (current)
- 00:38, 21 December 2011 (diff | hist) . . (+311) . . N Talk:2011 AMC 12B Problems/Problem 9 (Created page with "Is the problem flawed? The range of numbers [-20, 10] includes 31 total numbers: [-1, -20], 0, and [1, 10]. Which makes the probabilities drastically different. For example the p...")