User contributions
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- 17:36, 25 December 2010 (diff | hist) . . (-625) . . 2010 AMC 12B Problems/Problem 24
- 17:36, 25 December 2010 (diff | hist) . . (+625) . . 2010 AMC 12B Problems/Problem 24
- 17:32, 12 July 2010 (diff | hist) . . (+17) . . 2010 AMC 12B Problems/Problem 25
- 17:31, 12 July 2010 (diff | hist) . . (+483) . . N 2010 AMC 12B Problems/Problem 25 (Created page with 'For every integer <math>n\ge2</math>, let <math>\text{pow}(n)</math> be the largest power of the largest prime tha divides <math>n</math>. For example <math>\text{pow}(144)=\text…')
- 17:31, 12 July 2010 (diff | hist) . . (+436) . . N 2010 AMC 12B Problems/Problem 24 (Created page with '== Problem 24 == The set of real numbers <math>x</math> for which <cmath>\dfrac{1}{x-2009}+\dfrac{1}{x-2010}+\dfrac{1}{x-2011}\ge1</cmath> is the union of intervals of the for…')
- 17:30, 12 July 2010 (diff | hist) . . (+494) . . N 2010 AMC 12B Problems/Problem 23 (Created page with ' == Problem 23 == Monic quadratic polynomial <math>P(x)</math> and <math>Q(x)</math> have the property that <math>P(Q(x))</math> has zeros at <math>x=-23, -21, -17,</math> and <m…')
- 17:24, 12 July 2010 (diff | hist) . . (-16) . . 2010 AMC 12B Problems/Problem 1
- 17:24, 12 July 2010 (diff | hist) . . (0) . . 2010 AMC 12B Problems/Problem 16
- 17:24, 12 July 2010 (diff | hist) . . (0) . . 2010 AMC 12B Problems/Problem 17
- 17:23, 12 July 2010 (diff | hist) . . (0) . . 2010 AMC 12B Problems/Problem 18
- 17:23, 12 July 2010 (diff | hist) . . (0) . . 2010 AMC 12B Problems/Problem 19
- 17:22, 12 July 2010 (diff | hist) . . (0) . . 2010 AMC 12B Problems/Problem 20
- 17:22, 12 July 2010 (diff | hist) . . (0) . . 2010 AMC 12B Problems/Problem 21
- 17:22, 12 July 2010 (diff | hist) . . (+542) . . N 2010 AMC 12B Problems/Problem 22 (Created page with '== Problem 22 == Let <math>ABCD</math> be a cyclic quadralateral. The side lengths of <math>ABCD</math> are distinct integers less than <math>15</math> such that <math>BC\cdot CD…')
- 17:21, 12 July 2010 (diff | hist) . . (+501) . . N 2010 AMC 12B Problems/Problem 21 (Created page with '== Problem 21 == Let <math>a > 0</math>, and let <math>P(x)</math> be a polynomial with integer coefficients such that <center> <math>P(1) = P(3) = P(5) = P(7) = a</math>, and<b…')
- 17:21, 12 July 2010 (diff | hist) . . (+443) . . N 2010 AMC 12B Problems/Problem 20 (Created page with '== Problem 20 == A geometric sequence <math>(a_n)</math> has <math>a_1=\sin x</math>, <math>a_2=\cos x</math>, and <math>a_3= \tan x</math> for some real number <math>x</math>. F…')
- 17:21, 12 July 2010 (diff | hist) . . (+761) . . N 2010 AMC 12B Problems/Problem 19 (Created page with '== Problem 19 == A high school basketball game between the Raiders and Wildcats was tied at the end of the first quarter. The number of points scored by the Raiders in each of th…')
- 17:20, 12 July 2010 (diff | hist) . . (+530) . . N 2010 AMC 12B Problems/Problem 18 (Created page with '== Problem 18 == A frog makes <math>3</math> jumps, each exactly <math>1</math> meter long. The directions of the jumps are chosen independenly at random. What is the probability…')
- 17:19, 12 July 2010 (diff | hist) . . (+446) . . N 2010 AMC 12B Problems/Problem 17 (Created page with '== Problem 17 == The entries in a <math>3 \times 3</math> array include all the digits from <math>1</math> through <math>9</math>, arranged so that the entries in every row and c…')
- 17:19, 12 July 2010 (diff | hist) . . (+544) . . N 2010 AMC 12B Problems/Problem 16 (Created page with '== Problem 16 == Positive integers <math>a</math>, <math>b</math>, and <math>c</math> are randomly and independently selected with replacement from the set <math>\{1, 2, 3,\dots,…')
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