User contributions
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- 14:54, 24 January 2009 (diff | hist) . . (+701) . . 2003 AMC 10A Problems/Problem 25 (formatting and notes)
- 14:38, 24 January 2009 (diff | hist) . . (+525) . . 2002 AMC 10B Problems/Problem 11
- 14:27, 24 January 2009 (diff | hist) . . (+1,548) . . 2002 AMC 10A Problems/Problem 25 (alternate solution)
- 13:38, 24 January 2009 (diff | hist) . . (+739) . . 2002 AMC 10A Problems/Problem 21 (→Solution)
- 13:15, 24 January 2009 (diff | hist) . . (+214) . . m 2002 AMC 10A Problems/Problem 15
- 12:52, 24 January 2009 (diff | hist) . . (+13) . . m 2002 AMC 10A Problems/Problem 10 (→Solution 1)
- 12:51, 24 January 2009 (diff | hist) . . (+34) . . 2002 AMC 10A Problems/Problem 10 (fixed a mistake)
- 12:37, 24 January 2009 (diff | hist) . . (+913) . . 2002 AMC 10A Problems/Problem 3
- 12:19, 24 January 2009 (diff | hist) . . (+382) . . m 2002 AMC 10A Problems/Problem 2
- 12:10, 24 January 2009 (diff | hist) . . (+1,341) . . 2001 AMC 10 Problems
- 11:48, 24 January 2009 (diff | hist) . . (+2) . . m 2000 AMC 10 Problems/Problem 18 (→Solution)
- 11:48, 24 January 2009 (diff | hist) . . (+1,275) . . 2000 AMC 10 Problems/Problem 18 (→Solution)
- 11:21, 24 January 2009 (diff | hist) . . (-1) . . m 2000 AMC 10 Problems/Problem 11 (→Solution)
- 11:16, 24 January 2009 (diff | hist) . . (+13) . . m 2000 AMC 10 Problems/Problem 8 (→Solution)
- 11:16, 24 January 2009 (diff | hist) . . (+22) . . m 2000 AMC 10 Problems/Problem 8 (→Solution)
- 11:03, 24 January 2009 (diff | hist) . . (+70) . . m 2000 AMC 10 Problems/Problem 5 (→Solution)
- 12:00, 15 January 2009 (diff | hist) . . (+1,887) . . N 1999 AHSME Problems/Problem 16 (New page: == Problem == What is the radius of a circle inscribed in a rhombus with diagonals of length <math>10</math> and <math>24</math>? <math> \mathrm{(A) \ }4 \qquad \mathrm{(B) \ }\frac {58}...)
- 11:39, 15 January 2009 (diff | hist) . . (+602) . . 1995 AHSME Problems/Problem 27 (→Solution)
- 11:28, 15 January 2009 (diff | hist) . . (+2,815) . . N 1999 AHSME Problems/Problem 22 (New page: == Problem == The graphs of <math>y = -|x-a| + b</math> and <math>y = |x-c| + d</math> intersect at points <math>(2,5)</math> and <math>(8,3)</math>. Find <math>a+c</math>. <math> \mathrm...)
- 07:37, 12 January 2009 (diff | hist) . . (+1,941) . . N 1999 AHSME Problems/Problem 23 (New page: == Problem == The equiangular convex hexagon <math>ABCDEF</math> has <math>AB = 1, BC = 4, CD = 2,</math> and <math>DE = 4.</math> The area of the hexagon is <math> \mathrm{(A) \ } \frac ...)
- 13:13, 11 January 2009 (diff | hist) . . (+2,258) . . N 1999 AHSME Problems/Problem 26 (New page: ==Problem== Three non-overlaping regular plane polygons, at least two of which are congruent, all have sides of length <math>1</math>. The polygons meet at a point <math>A</math> in such ...)
- 12:25, 11 January 2009 (diff | hist) . . (+367) . . 2000 AMC 10 Problems/Problem 19
- 12:20, 11 January 2009 (diff | hist) . . (+11) . . m 2000 AMC 10 Problems/Problem 20 (→Solution)
- 12:18, 11 January 2009 (diff | hist) . . (+1,100) . . 2000 AMC 10 Problems/Problem 20
- 11:41, 11 January 2009 (diff | hist) . . (+1,726) . . 2000 AMC 10 Problems/Problem 25
- 11:00, 11 January 2009 (diff | hist) . . (+1,532) . . 2000 AMC 10 Problems/Problem 22
- 10:51, 11 January 2009 (diff | hist) . . (+2,144) . . 2000 AMC 10 Problems/Problem 21
- 10:28, 11 January 2009 (diff | hist) . . (+1,905) . . 2000 AMC 10 Problems/Problem 23
- 09:53, 11 January 2009 (diff | hist) . . (+1,027) . . 2000 AMC 10 Problems/Problem 24
- 18:00, 7 January 2009 (diff | hist) . . (+1,146) . . N 1999 AHSME Problems/Problem 9 (New page: == Problem == Before Ashley started a three-hour drive, her car's odometer reading was 29792, a palindrome. (A palindrome is a number that reads te same way from left to right as it does f...)
- 17:37, 7 January 2009 (diff | hist) . . (+1,545) . . N 1999 AHSME Problems/Problem 17 (New page: == Problem == Let <math>P(x)</math> be a polynomial such that when <math>P(x)</math> is divided by <math>x-19</math>, the remaidner is <math>99</math>, and when <math>P(x)</math> is divide...)
- 16:44, 7 January 2009 (diff | hist) . . (+1,835) . . N 1999 AHSME Problems/Problem 18 (New page: == Problem == How many zeros does <math>f(x) = \cos(\log x)</math> have on the interval <math>0 < x < 1</math>? <math> \mathrm{(A) \ } 0 \qquad \mathrm{(B) \ } 1 \qquad \mathrm{(C) \ } 2 ...)
- 16:00, 7 January 2009 (diff | hist) . . (+902) . . N 1999 AHSME Problems/Problem 20 (New page: == Problem == The sequence <math>a_{1},a_{2},a_{3},\ldots</math> statisfies <math>a_{1} = 19,a_{9} = 99</math>, and, for all <math>n\geq 3</math>, <math>a_{n}</math> is the arithmetic mean...)
- 15:10, 7 January 2009 (diff | hist) . . (+1,454) . . N 1999 AHSME Problems/Problem 21 (New page: == Problem == A circle is circumscribed about a triangle with sides <math>20,21,</math> and <math>29,</math> thus dividing the interior of the circle into four regions. Let <math>A,B,</mat...)
- 15:03, 7 January 2009 (diff | hist) . . (+947) . . N 1999 AHSME Problems/Problem 24 (New page: == Problem == Six points on a circle are given. Four of the chords joining pairs of the six points are selected at random. What is the probability that the four chords form a convex quadri...)
- 14:58, 7 January 2009 (diff | hist) . . (0) . . m 1999 AHSME Problems (→Problem 24)
- 14:05, 7 January 2009 (diff | hist) . . (+2,469) . . N 1999 AHSME Problems/Problem 28 (New page: == Problem == Let <math>x_1, x_2, \ldots , x_n</math> be a sequence of integers such that (i) <math>-1 \le x_i \le 2</math> for <math>i = 1,2, \ldots n</math> (ii) <math>x_1 + \cdots + x_...)
- 13:28, 7 January 2009 (diff | hist) . . (0) . . m 1999 AHSME Problems (→Problem 28)
- 13:12, 7 January 2009 (diff | hist) . . (+914) . . N 1998 AHSME Problems/Problem 11 (New page: == Problem == Let <math>R</math> be a rectangle. How many circles in the plane of <math>R</math> have a diameter both of whose endpoints are vertices of <math>R</math>? <math> \mathrm{(A)...)
- 12:59, 7 January 2009 (diff | hist) . . (+1,242) . . N 1998 AHSME Problems/Problem 13 (New page: == Problem == Walter rolls four standard six-sided dice and finds that the product of the numbers of the upper faces is <math>144</math>. Which of he following could '''not ''' be the sum ...)
- 12:55, 7 January 2009 (diff | hist) . . (0) . . 1998 AHSME Problems (fixed a bug in the options)
- 12:47, 7 January 2009 (diff | hist) . . (+1,099) . . N 1998 AHSME Problems/Problem 18 (New page: == Problem == A right circular cone of volume <math>A</math>, a right circular cylinder of volume <math>M</math>, and a sphere of volume <math>C</math> all have the same radius, and the co...)
- 12:08, 7 January 2009 (diff | hist) . . (+1,843) . . N 1998 AHSME Problems/Problem 19 (New page: == Problem == How many triangles have area <math>10</math> and vertices at <math>(-5,0),(5,0)</math> and <math>(5\cos \theta, 5\sin \theta)</math> for some angle <math>\theta</math>? <mat...)
- 11:52, 7 January 2009 (diff | hist) . . (+2,095) . . N 1998 AHSME Problems/Problem 20 (New page: == Problem == Three cards, each with a positive integer written on it, are lying face-down on a table. Casey, Stacy, and Tracy are told that : (a) the numbers are all different, : (b) the...)
- 11:30, 7 January 2009 (diff | hist) . . (+1,195) . . N 1998 AHSME Problems/Problem 21 (New page: == Problem == In an <math>h-</math> meter race, Sunny is exactly <math>d</math> meters ahead of Windy when Sunny finishes the race. The next time they race, Sunny sportingly starts <math>d...)
- 11:23, 7 January 2009 (diff | hist) . . (0) . . m 1998 AHSME Problems (→Problem 21)
- 11:19, 7 January 2009 (diff | hist) . . (+1,222) . . N 1998 AHSME Problems/Problem 23 (New page: == Problem == The graphs of <math>x^2 + y^2 = 4 + 12x + 6y</math> and <math>x^2 + y^2 = k + 4x + 12y</math> intersect when <math>k</math> satisfies <math>a \le k \le b</math>, and for no o...)
- 10:56, 7 January 2009 (diff | hist) . . (+3,155) . . N 1998 AHSME Problems/Problem 25 (New page: == Problem == A piece of graph paper is folded once so that <math>(0,2)</math> is matched with <math>(4,0)</math>, and <math>(7,3)</math> is matched with <math>(m,n)</math>. Find <math>m+n...)
- 09:23, 7 January 2009 (diff | hist) . . (+2,909) . . N 1998 AHSME Problems/Problem 30 (New page: == Problem == For each positive integer <math>n</math>, let <center><math>a_n = \frac{(n+9)!}{(n-1)!}</math></center> Let <math>k</math> denote the smallest positive integer for which t...)
- 08:40, 7 January 2009 (diff | hist) . . (+345) . . 1995 AHSME Problems/Problem 30 (→Solution)
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