User contributions
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- 17:38, 26 May 2012 (diff | hist) . . (+1,066) . . N 1974 AHSME Problems/Problem 7 (Created page with "==Problem== A town's population increased by <math> 1,200 </math> people, and then this new population decreased by <math> 11\% </math>. The town now had <math> 32 </math> less p...")
- 17:34, 26 May 2012 (diff | hist) . . (+1,305) . . N 1974 AHSME Problems/Problem 6 (Created page with "==Problem== For positive real numbers <math> x </math> and <math> y </math> define <math> x*y=\frac{x\cdot y}{x+y} </math>' then <math> \mathrm{(A)\ } \text{``*" is commutative ...")
- 16:10, 26 May 2012 (diff | hist) . . (+1,082) . . N 1974 AHSME Problems/Problem 5 (Created page with "==Problem== Given a quadrilateral <math> ABCD </math> inscribed in a circle with side <math> AB </math> extended beyond <math> B </math> to point <math> E </math>, if <math> \mea...")
- 16:04, 26 May 2012 (diff | hist) . . (+471) . . N 1974 AHSME Problems/Problem 4 (Created page with "==Problem== What is the remainder when <math> x^{51}+51 </math> is divided by <math> x+1 </math>? <math> \mathrm{(A)\ } 0 \qquad \mathrm{(B) \ }1 \qquad \mathrm{(C) \ } 49 \qqu...")
- 15:56, 26 May 2012 (diff | hist) . . (+858) . . N 1974 AHSME Problems/Problem 3 (Created page with "==Problem== The coefficient of <math> x^7 </math> in the polynomial expansion of <cmath> (1+2x-x^2)^4 </cmath> is <math> \mathrm{(A)\ } -8 \qquad \mathrm{(B) \ }12 \qquad \ma...")
- 15:49, 26 May 2012 (diff | hist) . . (+790) . . N 1974 AHSME Problems/Problem 2 (Created page with "==Problem== Let <math> x_1 </math> and <math> x_2 </math> be such that <math> x_1\not=x_2 </math> and <math> 3x_i^2-hx_i=b </math>, <math> i=1, 2 </math>. Then <math> x_1+x_2 </m...")
- 15:46, 26 May 2012 (diff | hist) . . (+819) . . N 1974 AHSME Problems/Problem 1 (Created page with "==Problem== If <math> x\not=0 </math> or <math> 4 </math> and <math> y\not=0 </math> or <math> 6 </math>, then <math> \frac{2}{x}+\frac{3}{y}=\frac{1}{2} </math> is equivalent to...")
- 15:42, 26 May 2012 (diff | hist) . . (-2) . . m 1985 AHSME Problems/Problem 1 (→Problem 1)
- 15:36, 26 May 2012 (diff | hist) . . (+1,311) . . 1974 AHSME Problems
- 15:32, 26 May 2012 (diff | hist) . . (+13,504) . . N 1974 AHSME Problems (Created page with "==Problem 1== If <math> x\not=0 </math> or <math> 4 </math> and <math> y\not=0 </math> or <math> 6 </math>, then <math> \frac{2}{x}+\frac{3}{y}=\frac{1}{2} </math> is equivalent ...")
- 13:34, 26 May 2012 (diff | hist) . . (+1,757) . . N 1974 AHSME (Created page with "'''1974 AHSME''' problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. *[[1974 AHSME Prob...")
- 10:25, 25 February 2012 (diff | hist) . . (0) . . m 1985 AIME Problems (→Problem 8)
- 14:12, 2 January 2012 (diff | hist) . . (+2,762) . . N Mock Geometry AIME 2011 Problems/Problem 11 (Created page with "==Problem== <math>C</math> is on a semicircle with diameter <math>AB</math> and center <math>O.</math> Circle radius <math>r_1</math> is tangent to <math>OA,OC,</math> and arc <...") (current)
- 12:26, 2 January 2012 (diff | hist) . . (+354) . . m Mock Geometry AIME 2011 Problems/Problem 4
- 23:57, 1 January 2012 (diff | hist) . . (+21) . . m Mock Geometry AIME 2011 Problems/Problem 4
- 23:09, 1 January 2012 (diff | hist) . . (+1,773) . . Mock Geometry AIME 2011 Problems/Problem 5
- 22:05, 1 January 2012 (diff | hist) . . (-14) . . m Mock Geometry AIME 2011 Problems/Problem 3 (→Solution)
- 22:05, 1 January 2012 (diff | hist) . . (+326) . . m Mock Geometry AIME 2011 Problems/Problem 3
- 16:37, 30 December 2011 (diff | hist) . . (+1,016) . . N Mock Geometry AIME 2011 Problems/Problem 2 (Created page with "==Problem== Eleven nonparallel lines lie on a plane, and their pairwise intersections meet at angles of integer degree. How many possible values are there for the smallest of th...")
- 16:28, 30 December 2011 (diff | hist) . . (+1,628) . . Mock Geometry AIME 2011 Problems/Problem 1
- 16:07, 30 December 2011 (diff | hist) . . (+634) . . N Mock Geometry AIME 2011 Problems/Problem 1 (Created page with "==Problem== Let <math>ABCD</math> be a unit square, and let <math>AB_1C_1D_1</math> be its image after a <math>30</math> degree rotation about point <math>A.</math> The area of ...")
- 15:57, 30 December 2011 (diff | hist) . . (+791) . . m Mock Geometry AIME 2011 Problems
- 15:56, 30 December 2011 (diff | hist) . . (+56) . . m Mock Geometry AIME 2011 Problems (→Problem 1)
- 12:08, 27 November 2011 (diff | hist) . . (+1,614) . . N 1983 AHSME (Created page with "'''1983 AHSME''' problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. *[[1983 AHSME Problems...")
- 12:06, 27 November 2011 (diff | hist) . . (-39) . . m 1984 AHSME
- 15:11, 26 November 2011 (diff | hist) . . (+801) . . N 1985 AHSME Problems/Problem 7 (Created page with "==Problem== In some computer languages (such as APL), when there are no parentheses in an algebraic expression, the operations are grouped from left to right. Thus, <math> a\time...")
- 15:07, 26 November 2011 (diff | hist) . . (+2,123) . . N 1985 AHSME Problems/Problem 30 (Created page with "==Problem== Let <math> \lfloor x \rfloor </math> be the greatest integer less than or equal to <math> x </math>. Then the number of real solutions to <math> 4x^2-40\lfloor x \rfl...")
- 14:27, 26 November 2011 (diff | hist) . . (+893) . . N 1985 AHSME Problems/Problem 10 (Created page with "==Problem== An arbitrary circle can intersect the graph <math> y=\sin x </math> in <math> \mathrm{(A) } \text{at most }2\text{ points} \qquad \mathrm{(B) }\text{at mos...")
- 00:53, 12 November 2011 (diff | hist) . . (+2,359) . . N 1985 AHSME Problems/Problem 29 (Created page with "==Problem== In their base <math> 10 </math> representation, the integer <math> a </math> consists of a sequence of <math> 1985 </math> eights and the integer <math> b </math> con...")
- 23:02, 11 November 2011 (diff | hist) . . (+2,543) . . N 1985 AHSME Problems/Problem 28 (Created page with "==Problem== In <math> \triangle ABC </math>, we have <math> \angle C=3\angle A, a=27, </math> and <math> c=48 </math>. What is <math> b </math>? <asy> defaultpen(linewidth(0.7)+...")
- 21:17, 11 November 2011 (diff | hist) . . (+1,754) . . N 1985 AHSME Problems/Problem 27 (Created page with "==Problem== Consider a sequence <math> x_1, x_2, x_3, \cdots </math> defined by <math> x_1=\sqrt[3]{3} </math> <math> x_2=\sqrt[3]{3}^\sqrt[3]{3} </math> and in general <math...")
- 21:36, 31 October 2011 (diff | hist) . . (+2) . . m 1985 AHSME Problems (→Problem 29)
- 00:13, 29 October 2011 (diff | hist) . . (+809) . . N 1985 AHSME Problems/Problem 26 (Created page with "==Problem== Find the least positive integer <math> n </math> for which <math> \frac{n-13}{5n+6} </math> is a non-zero reducible fraction. <math> \mathrm{(A)\ } 45 \qquad \ma...")
- 00:03, 29 October 2011 (diff | hist) . . (+1,648) . . N 1985 AHSME Problems/Problem 25 (Created page with "==Problem== The volume of a certain rectangular solid is <math> 8 \text{cm}^3 </math>, its total surface area is <math> 32 \text{cm}^2 </math>, and its three dimensions a...")
- 23:45, 28 October 2011 (diff | hist) . . (+1,264) . . N 1985 AHSME Problems/Problem 24 (Created page with "==Problem== A non-zero digit is chosen in such a way that the probability of choosing digit <math> d </math> is <math> \log_{10}{(d+1)}-\log_{10}{d} </math>. The probability ...")
- 23:21, 28 October 2011 (diff | hist) . . (+1,707) . . N 1985 AHSME Problems/Problem 23 (Created page with "==Problem== If <math> x=\frac{-1+i\sqrt{3}}{2} </math> and <math> y=\frac{-1-i\sqrt{3}}{2} </math>, where <math> i^2=-1 </math>, then which of the following is ''not'' correct? ...")
- 22:48, 28 October 2011 (diff | hist) . . (+2,195) . . N 1985 AHSME Problems/Problem 22 (Created page with "==Problem== In a circle with center <math> O </math>, <math> AD </math> is a diameter, <math> ABC </math> is a chord, <math> BO=5 </math>, and <math> \angle ABO=\stackrel...")
- 22:29, 28 October 2011 (diff | hist) . . (+1,170) . . N 1985 AHSME Problems/Problem 21 (Created page with "==Problem== How many integers <math> x </math> satisfy the equation <math> (x^2-x-1)^{x+2}=1 </math> <math> \mathrm{(A)\ } 2 \qquad \mathrm{(B) \ }3 \qquad \mathrm{(C) \ } 4 \q...")
- 22:16, 28 October 2011 (diff | hist) . . (+1,350) . . N 1985 AHSME Problems/Problem 20 (Created page with "==Problem== A wooden cube with edge length <math> n </math> units (where <math> n </math> is an integer <math> >2 </math>) is painted black all over. By slices parallel to it...")
- 22:08, 28 October 2011 (diff | hist) . . (+3,011) . . N 1985 AHSME Problems/Problem 19 (Created page with "==Problem== Consider the graphs <math> y=Ax^2 </math> and <math> y^2+3=x^2+4y </math>, where <math> A </math> is a positive constant and <math> x </math> and <math> y </math> are...")
- 21:13, 28 October 2011 (diff | hist) . . (+1,697) . . N 1985 AHSME Problems/Problem 18 (Created page with "==Problem== Six bags of marbles contain <math> 18, 19, 21, 23, 25, </math> and <math> 34 </math> marbles, respectively. One bag contains chipped marbles only. The other <math> 5 ...")
- 21:12, 28 October 2011 (diff | hist) . . (-9) . . m 1984 AHSME Problems/Problem 18 (→Solution)
- 19:16, 28 October 2011 (diff | hist) . . (+1,896) . . N 1985 AHSME Problems/Problem 17 (Created page with "==Problem== Diagonal <math> DB </math> of rectangle <math> ABCD </math> is divided into <math> 3 </math> segments of length <math> 1 </math> by parallel lines <math> ...")
- 18:55, 27 October 2011 (diff | hist) . . (+1) . . 1985 AHSME Problems (→Problem 18)
- 18:55, 27 October 2011 (diff | hist) . . (+2,033) . . N 1985 AHSME Problems/Problem 16 (Created page with "==Problem== If <math> A=20^\circ </math> and <math> B=25^\circ </math>, then the value of <math> (1+\tan A)(1+\tan B) </math> is <math> \mathrm{(A)\ } \sqrt{3} \qquad \mathrm{(B...")
- 20:44, 26 October 2011 (diff | hist) . . (+1) . . m 1984 AHSME Problems/Problem 15 (→Solution)
- 20:35, 26 October 2011 (diff | hist) . . (+817) . . N 1985 AHSME Problems/Problem 15 (Created page with "==Problem== If <math> a </math> and <math> b </math> are positive numbers such that <math> a^b=b^a </math> and <math> b=9a </math>, then the value of <math> a </math> is: <math>...")
- 21:42, 19 October 2011 (diff | hist) . . (+1,101) . . N 1985 AHSME Problems/Problem 14 (Created page with "==Problem== Exactly three of the interior angles of a convex polygon are obtuse. What is the maximum number of sides of such a polygon? <math> \mathrm{(A)\ } 4 \qquad \mathr...")
- 21:23, 19 October 2011 (diff | hist) . . (+1,634) . . N 1985 AHSME Problems/Problem 13 (Created page with "==Problem== Pegs are put in a board <math> 1 </math> unit apart both horizontally and vertically. A rubber band is stretched over <math> 4 </math> pegs as shown in the figure, fo...")
- 20:52, 16 October 2011 (diff | hist) . . (+1,170) . . N 1985 AHSME Problems/Problem 12 (Created page with "==Problem== Let's write <math> p, q, </math> and <math> r </math> as three distinct prime numbers, where <math> 1 </math> is not a prime. Which of the following is the smalle...")
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