User contributions
- 15:56, 19 February 2012 (diff | hist) . . (+8) . . 2006 AMC 12B Problems/Problem 13 (→Solution)
- 15:54, 19 February 2012 (diff | hist) . . (-22) . . m 2006 AMC 12B Problems/Problem 13 (→Solution)
- 13:31, 19 February 2012 (diff | hist) . . (-3) . . m 2006 AMC 12B Problems/Problem 13 (→Solution)
- 13:31, 19 February 2012 (diff | hist) . . (+125) . . m 2006 AMC 12B Problems/Problem 13 (→Solution)
