# User contributions

- 16:32, 21 February 2013
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**(+719)** . . 2013 AMC 10B Problems/Problem 25 (→Problem) - 10:44, 16 January 2013 (diff | hist) . . (-165) . . 1951 AHSME Problems (Undo revision 50573 by Yankeesfan (talk))
- 10:44, 16 January 2013 (diff | hist) . . (+165) . . 1951 AHSME Problems (→Problem 34)
- 08:37, 9 December 2011
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**(+737)** . . N 1951 AHSME Problems/Problem 42 (Created page with "== Problem == If <math> x =\sqrt{1+\sqrt{1+\sqrt{1+\sqrt{1+\cdots}}}} </math>, then: <math> \textbf{(A)}\ x = 1\qquad\textbf{(B)}\ 0 < x < 1\qquad\textbf{(C)}\ 1 < x < 2\qquad\t...") - 08:23, 9 December 2011
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**(+693)** . . N 1951 AHSME Problems/Problem 24 (Created page with "== Problem == <math> \frac{2^{n+4}-2(2^{n})}{2(2^{n+3})} </math> when simplified is: <math> \textbf{(A)}\ 2^{n+1}-\frac{1}{8}\qquad\textbf{(B)}\ -2^{n+1}\qquad\textbf{(C)}\ 1-2^...") - 07:56, 9 December 2011
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**(+1,000)** . . N 1951 AHSME Problems/Problem 11 (Created page with "== Problem == The limit of the sum of an infinite number of terms in a geometric progression is <math> \frac {a}{1 \minus{} r}</math> where <math> a</math> denotes the first term...") - 07:51, 9 December 2011 (diff | hist) . . (-1) . . 1951 AHSME Problems/Problem 8
- 07:30, 9 December 2011
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**(+786)** . . N 1951 AHSME Problems/Problem 8 (Created page with "== Problem == The price of an article is cut <math>10 \%.</math> To restore it to its former value, the new price must be increased by: <math> \textbf{(A) \ } 10 \% \qquad\textb...") - 19:49, 8 December 2011
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**(+1,008)** . . N 1950 AHSME Problems/Problem 38 (Created page with "== Problem== If the expression <math> \begin{pmatrix}a & c\\ d & b\end{pmatrix} </math> has the value <math>ab-cd</math> for all values of <math>a, b, c</math> and <math>d</math...") - 19:12, 8 December 2011
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**(+962)** . . N 1950 AHSME Problems/Problem 27 (Created page with "== Problem== A car travels <math>120</math> miles from <math>A</math> to <math>B</math> at <math>30</math> miles per hour but returns the same distance at <math>40</math> miles ...") - 11:40, 8 December 2011
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**(+660)** . . N 1950 AHSME Problems/Problem 26 (Created page with "== Problem== If <math> \log_{10}{m}= b-\log_{10}{n} </math>, then <math>m=</math> <math> \textbf{(A)}\ \frac{b}{n}\qquad\textbf{(B)}\ bn\qquad\textbf{(C)}\ 10^{b}n\qquad\textbf...") - 11:18, 8 December 2011 (diff | hist) . . (0) . . m 2007 AMC 12A Problems/Problem 13 (→Solution)
- 16:38, 7 December 2011
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**(+717)** . . N 2008 iTest Problems/Problem 9 (Created page with "== Problem == (story eliminated) What is the units digit of <math>2008^{2008}</math>? == Solution == The statement is equivalent to <math>2008^{2008}\pmod {10}</math>. We can ...") - 16:15, 7 December 2011 (diff | hist) . . (+326) . . 2008 iTest Problems/Problem 4
- 16:12, 7 December 2011 (diff | hist) . . (+219) . . N 2008 iTest Problems/Problem 4 (Created page with "== Problem == The difference between two prime numbers is <math>11</math>. Find their sum. == Solution == We know that any prime number, excluding <math>2</math> is congruent ...")
- 11:59, 17 February 2010 (diff | hist) . . (+1) . . 2006 AMC 10B Problems/Problem 21 (→Solution)
- 11:12, 4 February 2010 (diff | hist) . . (0) . . 2005 AMC 10A Problems/Problem 12
- 13:39, 1 February 2010 (diff | hist) . . (+8) . . Perfect cube
- 13:36, 1 February 2010 (diff | hist) . . (-73) . . User talk:Yankeesfan (Blanked the page) (current)
- 13:35, 1 February 2010 (diff | hist) . . (-13) . . User talk:Yankeesfan
- 13:35, 1 February 2010 (diff | hist) . . (+12) . . User talk:Yankeesfan (Pi approximation)
- 13:34, 1 February 2010 (diff | hist) . . (+74) . . N User talk:Yankeesfan (Pi approximation)
- 12:12, 1 February 2010 (diff | hist) . . (0) . . 2006 AMC 10A Problems/Problem 19 (→Solution)