User contributions for Negativebplusorminus

08:2408:24, 3 September 2011 diff hist +192 N AoPS Wiki:Problem of the Day/September 3, 2011 Created page with "Solve for <math>a_{17}</math> if <math>a_1 + a_2 + a_3 = 1</math>, <math>a_2 + a_3 + a_4 = 2, \ldots, a_{16} + a_{17} + a_1 = 16</math>, and <math>a_{17} + a_1 + a_2 = 17</math>...."

17:2917:29, 9 August 2011 diff hist +175 User:Negativebplusorminus No edit summary
17:2717:27, 9 August 2011 diff hist +77 m User talk:Negativebplusorminus →Sure!
17:1917:19, 9 August 2011 diff hist +441 N AoPS Wiki:Problem of the Day/August 9, 2011 Created page with "Three points are chosen randomly and independently on a circle. What is the probability that all three pairwise distances between the points are less than the radius of the circ..." current

13:4513:45, 3 August 2011 diff hist +2,970 N 1996 AHSME Problems/Problem 30 Created page with "==Problem== A hexagon inscribed in a circle has three consecutive sides each of length 3 and three consecutive sides each of length 5. The chord of the circle that divides the h..."
13:2913:29, 3 August 2011 diff hist +170 1989 AHSME Problems/Problem 20 No edit summary
13:2413:24, 3 August 2011 diff hist +527 1989 AHSME Problems/Problem 20 No edit summary
13:1213:12, 3 August 2011 diff hist +477 N 1989 AHSME Problems/Problem 20 Created page with "Let <math>x</math> be a real number selected uniformly at random between 100 and 200. If <math>\lfloor {\sqrt{x}} \rfloor = 12</math>, find the probability that <math>\lfloor {\s..."

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