User contributions
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- 18:14, 20 February 2014 (diff | hist) . . (+1,158) . . N 2014 AMC 12B Problems/Problem 15 (Created page with "==Problem== When <math>p = \sum\limits_{k=1}^{6} k \ln{k}</math>, the number <math>e^p</math> is an integer. What is the largest power of 2 that is a factor of <math>e^p</math>...")
- 18:03, 20 February 2014 (diff | hist) . . (+10) . . 2014 AMC 12B Problems (→Problem 15)
- 18:02, 20 February 2014 (diff | hist) . . (+132) . . 2014 AMC 12B Problems (→Problem 15)
- 18:01, 20 February 2014 (diff | hist) . . (+112) . . 2014 AMC 12B Problems (→Problem 15)
- 18:00, 20 February 2014 (diff | hist) . . (+55) . . 2014 AMC 12B Problems (→Problem 15)
- 17:55, 20 February 2014 (diff | hist) . . (+1,198) . . N 2014 AMC 12B Problems/Problem 13 (Created page with "==Problem== Real numbers <math>a</math> and <math>b</math> are chosen with <math>1<a<b</math> such that no triangles with positive area has side lengths <math>1</math>, <math>a<...")
- 17:39, 20 February 2014 (diff | hist) . . (+950) . . N 2014 AMC 12B Problems/Problem 9 (Created page with "==Problem== Convex quadrilateral <math> ABCD </math> has <math> AB=3 </math>, <math> BC=4 </math>, <math> CD=13 </math>, <math> AD=12 </math>, and <math> \angle ABC=90^{\circ} <...")
- 17:33, 20 February 2014 (diff | hist) . . (+1,018) . . N 2014 AMC 12B Problems/Problem 8 (Created page with "==Problem== In the addition shown below <math> A </math>, <math> B </math>, <math> C </math>, and <math> D </math> are distinct digits. How many different values are possible fo...")
- 17:32, 20 February 2014 (diff | hist) . . (+2) . . 2014 AMC 12B Problems (→Problem 8)
- 17:20, 20 February 2014 (diff | hist) . . (+13) . . m 2014 AMC 12B Problems/Problem 25 (→Solution)
- 17:20, 20 February 2014 (diff | hist) . . (0) . . m 2014 AMC 12B Problems/Problem 25 (→Solution)
- 17:19, 20 February 2014 (diff | hist) . . (+2) . . m 2014 AMC 12B Problems/Problem 25 (→Solution)
- 17:17, 20 February 2014 (diff | hist) . . (+665) . . 2014 AMC 12B Problems/Problem 25 (→Solution)
- 17:11, 20 February 2014 (diff | hist) . . (+421) . . 2014 AMC 12B Problems/Problem 25 (→Solution)
- 17:04, 20 February 2014 (diff | hist) . . (+35) . . 2014 AMC 12B Problems/Problem 25 (→Solution)
- 17:03, 20 February 2014 (diff | hist) . . (+656) . . N 2014 AMC 12B Problems/Problem 25 (Created page with "==Problem== Find the sum of all the positive solutions of <math> 2\cos2x \left(\cos2x - \cos{\left( \frac{2014\pi^2}{x} \right) } \right) = \cos4x - 1</math> <math> \textbf{(A...")
- 16:58, 20 February 2014 (diff | hist) . . (+1,221) . . N 2014 AMC 12B Problems/Problem 10 (Created page with "==Problem== Danica drove her new car on a trip for a whole number of hours, averaging 55 miles per hour. At the beginning of the trip, <math>abc</math> miles was displayed on th...")
- 16:46, 20 February 2014 (diff | hist) . . (+801) . . N 2014 AMC 12B Problems/Problem 7 (Created page with "==Problem== For how many positive integers <math>n</math> is <math>\frac{n}{30-n}</math> also a positive integer? <math> \textbf{(A)}\ 4\qquad\textbf{(B)}\ 5\qquad\textbf{(C)}\...")
- 16:37, 20 February 2014 (diff | hist) . . (+1,314) . . N 2014 AMC 12B Problems/Problem 6 (Created page with "==Problem== Ed and Ann both have lemonade with their lunch. Ed orders the regular size. Ann gets the large lemonade, which is 50% more than the regular. After both consume <math...")
- 16:25, 20 February 2014 (diff | hist) . . (+26) . . 2014 AMC 12B Problems/Problem 5 (→Solution)
- 16:25, 20 February 2014 (diff | hist) . . (+2) . . 2014 AMC 12B Problems/Problem 4 (→Solution)
- 16:25, 20 February 2014 (diff | hist) . . (+2) . . 2014 AMC 12B Problems/Problem 3 (→Solution)
- 16:24, 20 February 2014 (diff | hist) . . (+2) . . 2014 AMC 12B Problems/Problem 2 (→Solution)
- 16:23, 20 February 2014 (diff | hist) . . (+1,276) . . N 2014 AMC 12B Problems/Problem 5 (Created page with "==Problem== Doug constructs a square window using <math> 8 </math> equal-size panes of glass, as shown. The ratio of the height to width for each pane is <math> 5 : 2 </math>, a...")
- 16:16, 20 February 2014 (diff | hist) . . (0) . . 2014 AMC 12B Problems/Problem 3 (→Solution)
- 16:15, 20 February 2014 (diff | hist) . . (+1) . . 2014 AMC 12B Problems/Problem 2 (→Solution)
- 16:15, 20 February 2014 (diff | hist) . . (+1) . . 2014 AMC 12B Problems/Problem 2 (→Solution)
- 16:14, 20 February 2014 (diff | hist) . . (-7) . . 2014 AMC 12B Problems/Problem 1 (→Solution)
- 16:13, 20 February 2014 (diff | hist) . . (+776) . . N 2014 AMC 12B Problems/Problem 4 (Created page with "==Problem== Susie pays for <math> 4 </math> muffins and <math> 3 </math> bananas. Calvin spends twice as much paying for <math> 2 </math> muffins and <math> 16 </math> bananas. ...")
- 16:06, 20 February 2014 (diff | hist) . . (+808) . . N 2014 AMC 12B Problems/Problem 3 (Created page with "==Problem== Randy drove the first third of his trip on a gravel road, the next <math> 20 </math> miles on pavement, and the remaining one-fifth on a dirt road. In miles, how lon...")
- 16:00, 20 February 2014 (diff | hist) . . (+1,024) . . N 2014 AMC 12B Problems/Problem 2 (Created page with "==Problem== Orvin went to the store with just enough money to buy <math> 30 </math> balloons. When he arrived he discovered that the store had a special sale on balloons: buy <m...")
- 15:52, 20 February 2014 (diff | hist) . . (-1) . . 2014 AMC 12B Problems/Problem 1 (→Solution)
- 15:51, 20 February 2014 (diff | hist) . . (+2) . . 2014 AMC 12B Problems/Problem 1
- 15:51, 20 February 2014 (diff | hist) . . (+19) . . 2014 AMC 12B Problems/Problem 1 (→Solution)
- 15:49, 20 February 2014 (diff | hist) . . (+2) . . 2014 AMC 12B Problems/Problem 1
- 15:49, 20 February 2014 (diff | hist) . . (+1) . . 2014 AMC 12B Problems/Problem 1
- 15:49, 20 February 2014 (diff | hist) . . (+382) . . 2014 AMC 12B Problems/Problem 1
- 00:41, 17 February 2014 (diff | hist) . . (+422) . . 2014 AMC 10A Problems
- 23:43, 11 February 2014 (diff | hist) . . (+26) . . 2014 AMC 10A Problems/Problem 20 (→Solution)
- 23:30, 11 February 2014 (diff | hist) . . (+1,316) . . 2014 AMC 12A Problems/Problem 12
- 21:01, 4 April 2013 (diff | hist) . . (+7) . . 2013 AIME II Problems/Problem 7 (→Solution)
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