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- 05:40, 2 March 2021 (diff | hist) . . (-73) . . 2021 AMC 10B Problems/Problem 3 (Undo revision 148154 by MRENTHUSIASM (talk) Oops. This is not a overlapping problem. I am undoing my edit.) (Tag: Undo)
- 05:37, 2 March 2021 (diff | hist) . . (+73) . . 2021 AMC 10B Problems/Problem 3 (This is an overlapping problem for AMC 10/12 B.)
- 05:34, 2 March 2021 (diff | hist) . . (+58) . . 2021 AMC 12B Problems/Problem 1 (This is an overlapping problem for AMC 10/12 B.)
- 05:17, 2 March 2021 (diff | hist) . . (+1) . . m 2021 AMC 12A Problems/Problem 18 (→Solution 4 (Most Comprehensive, Similar to Solution 3): Small grammar fix.)
- 05:12, 2 March 2021 (diff | hist) . . (+88) . . m 2021 AMC 12A Problems/Problem 22 (→Solution 4.1 (Function Composition): Auto-sizing parentheses.)
- 05:03, 2 March 2021 (diff | hist) . . (0) . . m 2021 AMC 12A Problems/Problem 17 (→Solution 2 (One Pair of Similar Triangles, then Areas): then -> Then)
- 02:07, 1 March 2021 (diff | hist) . . (0) . . m 2021 AMC 12A Problems/Problem 17 (Video solutions should be at the end? Made the adjustment accordingly.)
- 01:56, 1 March 2021 (diff | hist) . . (+13) . . m 2021 AMC 12A Problems/Problem 24 (→Video Solution by pi_is_3.14 (Similar Triangles, Law of Sines, Law of Cosines ): Changed it back to OmegaLearn to respect the original author.)
- 01:46, 1 March 2021 (diff | hist) . . (0) . . m 2021 AMC 12A Problems/Problem 24 (Put all video solutions at the end.)
- 11:30, 27 February 2021 (diff | hist) . . (+1) . . m 2021 AMC 10A Problems/Problem 22 (Undo revision 148046 by Mt1815 (talk) The previous version is correct. For any book, page numbers are RLRLRLRLRL..., with odd numbers on the right side. The smallest page number is odd, and on right.) (Tag: Undo)
- 12:07, 26 February 2021 (diff | hist) . . (+997) . . 2019 AIME I Problems/Problem 11 (Undo revision 147964 by Sugar rush (talk)--Guess-and-check is a valid way to obtain correct answers, although not recommended. This solution provides an alternate thought. So, it is okay.) (Tag: Undo)
- 12:12, 25 February 2021 (diff | hist) . . (-1) . . m 2021 AMC 10B Problems/Problem 22 (→Video Solution by OmegaLearn (Principal of Inclusion Exclusion): Principal -> Principle)
- 07:06, 25 February 2021 (diff | hist) . . (+2) . . m 2021 AMC 10B Problems/Problem 22 (→Solution: Solution -> Solution 1)
- 07:04, 25 February 2021 (diff | hist) . . (+24) . . m 2021 AMC 10B Problems/Problem 22 (→Solution 3: complimentary -> complementary)
- 02:05, 25 February 2021 (diff | hist) . . (-60) . . m 2021 AMC 12A Problems/Problem 15 (→Solution 1 without words: Fixed table.)
- 00:13, 25 February 2021 (diff | hist) . . (-36) . . 2021 AMC 12A Answer Key (Problem 2's answer is D. There should be no debate on this page. The official answer key says so: https://www.maa.org/sites/default/files/pdf/AMC/amc1012/2021/AMC%2012%20A%20Answer%20Key.pdf) (current)
- 23:16, 24 February 2021 (diff | hist) . . (+43) . . 2021 AMC 10B Problems/Problem 21 (→Problem: Some words are missing from the original wording. Added back in.)
- 22:52, 24 February 2021 (diff | hist) . . (+20) . . m 2021 AMC 12A Answer Key
- 22:51, 24 February 2021 (diff | hist) . . (-5) . . 2021 AMC 12A Answer Key (Problem 2's answer is D. The official answer key says so: https://www.maa.org/sites/default/files/pdf/AMC/amc1012/2021/AMC%2012%20A%20Answer%20Key.pdf)
- 21:48, 24 February 2021 (diff | hist) . . (+3) . . m 2021 AMC 10B Problems (→Problem 17: Reformatted the choices.)
- 20:04, 24 February 2021 (diff | hist) . . (-242) . . 2021 AMC 12A Problems/Problem 2 (Undo revision 147871 by Sugar rush (talk)) (Tag: Undo)
- 04:33, 24 February 2021 (diff | hist) . . (-1) . . m 2021 AMC 12B Problems/Problem 25 (Moved the video solution to the bottom.)
- 20:34, 23 February 2021 (diff | hist) . . (-2) . . m 2021 AMC 12A Problems/Problem 24 (Undo revision 147829 by MRENTHUSIASM (talk)) (Tag: Undo)
- 20:33, 23 February 2021 (diff | hist) . . (+2) . . m 2021 AMC 12A Problems/Problem 24 (Spacing in Solutions 1 and 2)
- 20:26, 23 February 2021 (diff | hist) . . (-98) . . 2021 AMC 12A Problems/Problem 24 (→Diagram: Fixed coding <asy> -> </asy>)
- 20:25, 23 February 2021 (diff | hist) . . (+16) . . m 2021 AMC 12A Problems/Problem 24 (→Solution)
- 20:24, 23 February 2021 (diff | hist) . . (+18) . . 2021 AMC 12A Problems/Problem 24 (Changed the order a bit.)
- 20:09, 23 February 2021 (diff | hist) . . (+76) . . 2021 AMC 12A Problems/Problem 24 (→Solution 2)
- 20:08, 23 February 2021 (diff | hist) . . (+2,201) . . 2021 AMC 12A Problems/Problem 24 (Added back the original solution as Solution 2.)
- 10:33, 23 February 2021 (diff | hist) . . (+92) . . 2021 AMC 12B Problems/Problem 23 (→Solution 4 (Table: Detailed Explanation of Solution 2))
- 10:09, 23 February 2021 (diff | hist) . . (+674) . . 2021 AMC 12B Problems/Problem 23 (→Solution 4 (Table))
- 09:39, 23 February 2021 (diff | hist) . . (+1,209) . . 2021 AMC 12B Problems/Problem 23
- 08:59, 23 February 2021 (diff | hist) . . (-1) . . 2021 AMC 12B Problems/Problem 23 (Moved the video solution to the bottom.)
- 08:01, 23 February 2021 (diff | hist) . . (+4) . . m 2021 AMC 10A Problems/Problem 4 (→Solution 2 (Answer Choices and Modular Arithmetic): Estimate -> Estimation)
- 07:25, 23 February 2021 (diff | hist) . . (+2) . . m 2021 AMC 10A Problems/Problem 22 (→Solution 2 (Different Variable Choice, Similar Logic): notebook -> note pages)
- 07:21, 23 February 2021 (diff | hist) . . (+21) . . m 2021 AMC 12A Problems/Problem 18 (→Solution 4 (Most Comprehensive, Similar to Solution 3): Powers -> Positive Powers)
- 07:17, 23 February 2021 (diff | hist) . . (+84) . . m 2021 AMC 12A Problems/Problem 18 (→Solution 4 (Most Comprehensive, Similar to Solution 3): Minor fixes on the variable definitions.)
- 22:24, 22 February 2021 (diff | hist) . . (-1) . . m 2021 AMC 12A Problems/Problem 15 (→Problem: direction -> director.)
- 21:58, 22 February 2021 (diff | hist) . . (-1) . . m 2021 AMC 12A Problems/Problem 6 (→Problem)
- 21:39, 22 February 2021 (diff | hist) . . (+1) . . m 2021 AMC 10A Problems/Problem 25 (→Problem: The problem should end in a question mark.)
- 21:31, 22 February 2021 (diff | hist) . . (+90) . . 2021 AMC 10A Problems/Problem 24 (Added in the graph.)
- 20:52, 22 February 2021 (diff | hist) . . (+13) . . m 2021 AMC 10A Problems/Problem 4 (→Solution 1 (Arithmetic Series): Dollar signs around 30.)
- 20:18, 22 February 2021 (diff | hist) . . (+4) . . m 2021 AMC 10A Problems/Problem 6 (→Solution 2 (Convenient Distance))
- 20:18, 22 February 2021 (diff | hist) . . (+9) . . m 2021 AMC 10A Problems/Problem 6 (→Solution 2 (Convenient Distance): Bolded the variable.)
- 15:17, 22 February 2021 (diff | hist) . . (+11) . . m 2021 AMC 12B Problems/Problem 20 (→Solution 4 (Division Analysis, Similar Approach but Different Explanation from Solution 1): Equal sign -> Congruent sign.)
- 12:36, 22 February 2021 (diff | hist) . . (+6) . . m 2021 AMC 12A Problems/Problem 22 (→Solution 4 (Complex Numbers): Graphically -> Geometrically?)
- 12:33, 22 February 2021 (diff | hist) . . (+91) . . m 2021 AMC 12A Problems/Problem 22 (→Solution 4.1 (Function Composition): Added in how to verify the three roots algebraically.)
- 07:43, 22 February 2021 (diff | hist) . . (+40) . . m 2021 AMC 12B Problems/Problem 20 (→Solution 4 (Division Analysis, Similar Approach but Different Explanation from Solution 1): Added in the underbrace)
- 02:11, 22 February 2021 (diff | hist) . . (+7) . . m 2021 AMC 12B Problems/Problem 20 (→Solution 4 (Division Analysis, Similar Approach but Different Explanation from Solution 1))
- 02:11, 22 February 2021 (diff | hist) . . (+5) . . m 2021 AMC 12B Problems/Problem 20 (→Solution 4 (Division Analysis, Similar Approach but Different Explanation from Solution 1))
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