# User contributions

(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)

- 22:43, 14 February 2019
(diff | hist) . .
**(+753)** . . 2019 AMC 10B Problems (→Problem 8) - 18:26, 9 February 2019
(diff | hist) . .
**(+552)** . . 2019 AMC 10A Problems/Problem 25 (→Solution) - 12:55, 21 April 2018 (diff | hist) . . (+97) . . m 2018 USAJMO Problems/Problem 6
- 12:55, 21 April 2018 (diff | hist) . . (0) . . m 2017 USAJMO Problems/Problem 6
- 12:53, 21 April 2018 (diff | hist) . . (+74) . . m 2018 USAJMO Problems/Problem 5 (current)
- 12:53, 21 April 2018 (diff | hist) . . (+75) . . m 2018 USAJMO Problems/Problem 4 (current)
- 12:52, 21 April 2018 (diff | hist) . . (+14) . . m 2018 USAJMO Problems/Problem 3
- 11:59, 20 April 2018 (diff | hist) . . (-1) . . m 2018 USAJMO Problems/Problem 3 (→Solution 1)
- 11:48, 20 April 2018
(diff | hist) . .
**(+1,865)** . . 2018 USAJMO Problems/Problem 3 - 00:36, 20 April 2018
(diff | hist) . .
**(+4,554)** . . N 2018 USAJMO Problems/Problem 3 (Created page with "== Problem == (<math>*</math>) Let <math>ABCD</math> be a quadrilateral inscribed in circle <math>\omega</math> with <math>\overline{AC} \perp \overline{BD}</math>. Let <math>...") - 00:32, 20 April 2018
(diff | hist) . .
**(+603)** . . N 2018 USAJMO Problems/Problem 2 (Created page with "== Problem == Let <math>a,b,c</math> be positive real numbers such that <math>a+b+c=4\sqrt[3]{abc}</math>. Prove that <cmath>2(ab+bc+ca)+4\min(a^2,b^2,c^2)\ge a^2+b^2+c^2.</cm...") - 00:24, 20 April 2018 (diff | hist) . . (-1) . . m 2018 USAJMO Problems/Problem 1 (→Problem)
- 00:23, 20 April 2018 (diff | hist) . . (0) . . m 2018 USAJMO Problems (→Problem 2)
- 00:22, 20 April 2018 (diff | hist) . . (+40) . . m 2018 USAJMO Problems/Problem 1 (→Problem)
- 00:21, 20 April 2018
(diff | hist) . .
**(+3,781)** . . N 2018 USAJMO Problems (Created page with "==Day 1== Note: For any geometry problem whose statement begins with an asterisk (<math>*</math>), the first page of the solution must be a large, in-scale, clearly labeled d...") - 22:12, 7 March 2018 (diff | hist) . . (-78) . . m 2018 AIME I Problems (→Problem 10)
- 21:05, 14 December 2017 (diff | hist) . . (+6) . . m 2017 AMC 8 Problems/Problem 12 (→Solution)
- 21:05, 14 December 2017 (diff | hist) . . (+14) . . m 2017 AMC 8 Problems/Problem 12 (→Solution)
- 01:32, 28 November 2017 (diff | hist) . . (+40) . . m 2017 AMC 8 Problems/Problem 19 (→Solution 2)
- 20:55, 22 November 2017 (diff | hist) . . (+1) . . m 2017 AMC 8 Problems/Problem 20 (→Solution)
- 20:54, 22 November 2017 (diff | hist) . . (+1) . . m 2017 AMC 8 Problems/Problem 16 (→Solution 2)
- 15:07, 22 November 2017 (diff | hist) . . (+1) . . m 2017 AMC 8 Problems/Problem 11 (→Problem 11)
- 15:06, 22 November 2017 (diff | hist) . . (+7) . . m 2017 AMC 8 Problems/Problem 11 (→Solution)
- 15:06, 22 November 2017 (diff | hist) . . (+13) . . m 2017 AMC 8 Problems/Problem 11 (→Solution)
- 15:05, 22 November 2017
(diff | hist) . .
**(+1,429)** . . N 2017 AMC 8 Problems/Problem 15 (Created page with "==Problem 15== In the arrangement of letters and numerals below, by how many different paths can one spell AMC8? Beginning at the A in the middle, a path allows only moves fr...") - 14:50, 22 November 2017 (diff | hist) . . (+15) . . m 2017 AMC 8 Problems/Problem 8 (→Solution)
- 14:50, 22 November 2017 (diff | hist) . . (+15) . . m 2017 AMC 8 Problems/Problem 7 (→Solution)
- 14:49, 22 November 2017 (diff | hist) . . (+1) . . m 2017 AMC 8 Problems/Problem 19 (→Solution)
- 14:49, 22 November 2017 (diff | hist) . . (+116) . . 2017 AMC 8 Problems/Problem 19 (→Solution)
- 14:46, 22 November 2017 (diff | hist) . . (+13) . . m 2017 AMC 8 Problems/Problem 18 (→Solution)
- 14:46, 22 November 2017 (diff | hist) . . (+15) . . m 2017 AMC 8 Problems/Problem 18 (→Solution)
- 14:44, 22 November 2017 (diff | hist) . . (+85) . . m 2017 AMC 8 Problems/Problem 16 (→Problem 16)
- 14:43, 22 November 2017 (diff | hist) . . (+111) . . m 2017 AMC 8 Problems/Problem 12 (→Solution)
- 14:42, 22 November 2017 (diff | hist) . . (+1) . . m 2017 AMC 8 Problems/Problem 22 (→Solution)
- 14:41, 22 November 2017 (diff | hist) . . (+1) . . m 2017 AMC 8 Problems/Problem 22 (→Solution)
- 14:41, 22 November 2017 (diff | hist) . . (-3) . . m 2017 AMC 8 Problems/Problem 22 (→Solution)
- 14:40, 22 November 2017 (diff | hist) . . (+71) . . 2017 AMC 8 Problems/Problem 22
- 14:40, 22 November 2017 (diff | hist) . . (-1) . . 2017 AMC 8 Problems/Problem 22 (→Solution:)
- 14:40, 22 November 2017 (diff | hist) . . (-45) . . 2017 AMC 8 Problems/Problem 22 (→Problem 22)
- 14:39, 22 November 2017 (diff | hist) . . (+71) . . 2017 AMC 8 Problems/Problem 17
- 14:38, 22 November 2017 (diff | hist) . . (-2) . . m 2017 AMC 8 Problems/Problem 17 (→Solution)
- 14:38, 22 November 2017 (diff | hist) . . (-46) . . 2017 AMC 8 Problems/Problem 17 (→Problem 17)
- 14:37, 22 November 2017 (diff | hist) . . (-1) . . m 2017 AMC 8 Problems/Problem 17 (→Solution:)
- 14:36, 22 November 2017 (diff | hist) . . (+357) . . 2017 AMC 8 Problems/Problem 8
- 14:32, 22 November 2017 (diff | hist) . . (+69) . . 2017 AMC 8 Problems/Problem 7
- 14:32, 22 November 2017 (diff | hist) . . (+70) . . 2017 AMC 8 Problems/Problem 7
- 14:28, 22 November 2017 (diff | hist) . . (-2) . . 2017 AMC 8 Problems/Problem 5 (→See Also)
- 14:27, 22 November 2017 (diff | hist) . . (-214) . . 2017 AMC 8 Problems/Problem 3 (→Solution)
- 14:24, 22 November 2017 (diff | hist) . . (+69) . . 2017 AMC 8 Problems/Problem 4
- 14:23, 22 November 2017 (diff | hist) . . (-2) . . m 2017 AMC 8 Problems/Problem 4 (→Solution:)

(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)