User contributions
- 17:58, 12 November 2022 (diff | hist) . . (+12) . . m 2022 AMC 12A Problems/Problem 22 (→Solution 3)
- 17:57, 12 November 2022 (diff | hist) . . (-1) . . m 2022 AMC 12A Problems/Problem 22 (→Solution 3)
- 17:57, 12 November 2022 (diff | hist) . . (+6) . . m 2022 AMC 12A Problems/Problem 22 (→Solution 3)
- 17:56, 12 November 2022 (diff | hist) . . (+1,605) . . 2022 AMC 12A Problems/Problem 22 (→Solution 3)
- 17:36, 12 November 2022 (diff | hist) . . (+128) . . 2022 AMC 12A Problems/Problem 22 (→Solution 3)
- 17:36, 12 November 2022 (diff | hist) . . (+16) . . 2022 AMC 12A Problems/Problem 22 (→Solution 2)
- 11:39, 9 June 2020 (diff | hist) . . (-22) . . m 2020 AIME II Problems/Problem 11 (→Solution 3)
- 11:35, 9 June 2020 (diff | hist) . . (-6) . . 2020 AIME II Problems/Problem 11 (→Solution 3)
- 11:32, 9 June 2020 (diff | hist) . . (+3,038) . . 2020 AIME II Problems/Problem 11 (Undo revision 124587 by Quacker88 (talk)) (Tag: Undo)
- 11:30, 9 June 2020 (diff | hist) . . (-3,038) . . 2020 AIME II Problems/Problem 11 (→Solution 3)
- 11:29, 9 June 2020 (diff | hist) . . (+96) . . 2020 AIME II Problems/Problem 11 (→Solution 3)
- 11:20, 9 June 2020 (diff | hist) . . (+1,607) . . 2020 AIME II Problems/Problem 11 (→Solution 3)
- 11:16, 9 June 2020 (diff | hist) . . (+16) . . 2020 AIME II Problems/Problem 11 (→Solution 2)
- 14:07, 27 March 2020 (diff | hist) . . (-39) . . m 2020 AMC 10B Problems/Problem 8 (→Solution 1)
- 14:07, 27 March 2020 (diff | hist) . . (+361) . . m 2020 AMC 10B Problems/Problem 8 (→Solution 1)
- 14:01, 27 March 2020 (diff | hist) . . (+69) . . m 2020 AMC 10B Problems/Problem 8 (→Solution 1)
- 13:59, 27 March 2020 (diff | hist) . . (-11) . . m 2020 AMC 10B Problems/Problem 5 (→Solution 2)
- 13:59, 27 March 2020 (diff | hist) . . (+2) . . m 2020 AMC 10B Problems/Problem 5 (→Solution)
- 13:59, 27 March 2020 (diff | hist) . . (+2) . . m 2020 AMC 10B Problems/Problem 5 (→Solution)
- 13:58, 27 March 2020 (diff | hist) . . (+2) . . m 2020 AMC 10B Problems/Problem 2 (→Solution)
- 13:58, 27 March 2020 (diff | hist) . . (-28) . . m 2020 AMC 10B Problems/Problem 1 (→Solution)
- 15:35, 13 March 2020 (diff | hist) . . (+11) . . m 2020 AIME I Problems/Problem 7 (→Solution 2 (Bash))
- 23:16, 8 February 2020 (diff | hist) . . (+1) . . m 2020 AMC 10B Problems/Problem 24 (→Solution)
- 23:13, 8 February 2020 (diff | hist) . . (+282) . . m 2020 AMC 10B Problems/Problem 8 (→Solution 1)
- 23:11, 8 February 2020 (diff | hist) . . (-6) . . m 2020 AMC 10B Problems/Problem 4 (→Solution)
- 23:54, 7 February 2020 (diff | hist) . . (-34) . . m 2020 AMC 10B Problems/Problem 1 (→Solution)
- 23:53, 7 February 2020 (diff | hist) . . (+2) . . m 2020 AMC 10B Problems/Problem 8 (→Solution)
- 23:53, 7 February 2020 (diff | hist) . . (+30) . . m 2020 AMC 10B Problems/Problem 8 (→Solution)
- 18:31, 7 February 2020 (diff | hist) . . (+91) . . 2020 AMC 10B Problems/Problem 14 (→Problem)
- 18:28, 7 February 2020 (diff | hist) . . (+2) . . m 2020 AMC 10B Problems/Problem 11 (→Solution)
- 18:28, 7 February 2020 (diff | hist) . . (+618) . . 2020 AMC 10B Problems/Problem 11 (→Solution)
- 18:22, 7 February 2020 (diff | hist) . . (+142) . . m 2020 AMC 10B Problems/Problem 2 (→Problem)
- 18:21, 7 February 2020 (diff | hist) . . (+45) . . m 2020 AMC 10B Problems (→Problem 2)
- 18:19, 7 February 2020 (diff | hist) . . (+688) . . 2020 AMC 10B Problems/Problem 6 (→Solution)
- 18:15, 7 February 2020 (diff | hist) . . (+53) . . m 2020 AMC 10B Problems (→Problem 3)
- 18:14, 7 February 2020 (diff | hist) . . (0) . . m 2020 AMC 10B Problems/Problem 3 (→Problem 3)
- 18:12, 7 February 2020 (diff | hist) . . (+19) . . m 2020 AMC 10B Problems (→Problem 3)
- 18:12, 7 February 2020 (diff | hist) . . (-19) . . m 2020 AMC 10B Problems (→Problem 3)
- 18:11, 7 February 2020 (diff | hist) . . (+2) . . m 2020 AMC 10B Problems/Problem 12 (→Solution)
- 18:11, 7 February 2020 (diff | hist) . . (-3) . . m 2020 AMC 10B Problems/Problem 12 (→Solution)
- 18:07, 7 February 2020 (diff | hist) . . (+555) . . N 2020 AMC 10B Problems/Problem 6 (Created page with "==Problem== Driving along a highway, Megan noticed that her odometer showed <math>15951</math> (miles). This number is a palindrome-it reads the same forward and backward. Th...")
- 18:06, 7 February 2020 (diff | hist) . . (-1) . . m 2020 AMC 10B Problems/Problem 8 (→Problem)
- 18:06, 7 February 2020 (diff | hist) . . (+431) . . 2020 AMC 10B Problems/Problem 8 (→Solution)
- 18:01, 7 February 2020 (diff | hist) . . (+792) . . 2020 AMC 10B Problems (→Problem 15)
- 18:00, 7 February 2020 (diff | hist) . . (+7) . . m 2020 AMC 10B Problems/Problem 5 (→Solution)
- 18:00, 7 February 2020 (diff | hist) . . (+494) . . 2020 AMC 10B Problems/Problem 5 (→Solution)
- 17:57, 7 February 2020 (diff | hist) . . (+423) . . N 2020 AMC 10B Problems/Problem 5 (Created page with "==Problem== How many distinguishable arrangements are there of 1 brown tile, 1 purple tile, 2 green tiles, and 3 yellow tiles in a row from left to right? (Tiles of the same...")
- 17:55, 7 February 2020 (diff | hist) . . (+77) . . 2020 AMC 10B Problems/Problem 16 (→Solution)
- 17:51, 7 February 2020 (diff | hist) . . (+1,566) . . N 2020 AMC 10B Problems/Problem 21 (Created page with "==Problem== In square <math>ABCD</math>, points <math>E</math> and <math>H</math> lie on <math>\overline{AB}</math> and <math>\overline{DA}</math>, respectively, so that <mat...")
- 17:50, 7 February 2020 (diff | hist) . . (+785) . . N 2020 AMC 10B Problems/Problem 20 (Created page with "==Problem== Let <math>B</math> be a right rectangular prism (box) with edges lengths <math>1,</math> <math>3,</math> and <math>4</math>, together with its interior. For real...")
- 17:48, 7 February 2020 (diff | hist) . . (-2) . . m 2020 AMC 10B Problems/Problem 22 (→Solution)
- 17:47, 7 February 2020 (diff | hist) . . (+766) . . 2020 AMC 10B Problems/Problem 22 (→Solution)
- 17:37, 7 February 2020 (diff | hist) . . (+330) . . N 2020 AMC 10B Problems/Problem 22 (Created page with "==Problem== What is the remainder when <math>2^{202} +202</math> is divided by <math>2^{101}+2^{51}+1</math>? <math>\textbf{(A) } 100 \qquad\textbf{(B) } 101 \qquad\textbf{(...")
- 17:36, 7 February 2020 (diff | hist) . . (+626) . . N 2020 AMC 10B Problems/Problem 17 (Created page with "==Problem== There are <math>10</math> people standing equally spaced around a circle. Each person knows exactly <math>3</math> of the other <math>9</math> people: the <math>2...")
- 17:35, 7 February 2020 (diff | hist) . . (+1,399) . . N 2020 AMC 10B Problems/Problem 23 (Created page with "==Problem== Square <math>ABCD</math> in the coordinate plane has vertices at the points <math>A(1,1), B(-1,1), C(-1,-1),</math> and <math>D(1,-1).</math> Consider the followi...")
- 17:34, 7 February 2020 (diff | hist) . . (-13) . . m 2020 AMC 10B Problems (→Problem 17)
- 17:33, 7 February 2020 (diff | hist) . . (-344) . . m 2020 AMC 10B Problems/Problem 2 (→Solution)
- 17:32, 7 February 2020 (diff | hist) . . (-1) . . m 2020 AMC 10B Problems/Problem 24 (→See Also)
- 17:32, 7 February 2020 (diff | hist) . . (+480) . . N 2020 AMC 10B Problems/Problem 24 (Created page with "==Problem== How many positive integers <math>n</math> satisfy<cmath>\dfrac{n+1000}{70} = \lfloor \sqrt{n} \rfloor?</cmath>(Recall that <math>\lfloor x\rfloor</math> is the gr...")
- 17:30, 7 February 2020 (diff | hist) . . (+820) . . N 2020 AMC 10B Problems/Problem 25 (Created page with "==Problem== Let <math>D(n)</math> denote the number of ways of writing the positive integer <math>n</math> as a product<cmath>n = f_1\cdot f_2\cdots f_k,</cmath>where <math>k...")
- 17:29, 7 February 2020 (diff | hist) . . (+75) . . 2020 AMC 10B Problems/Problem 2 (→Solution)
- 17:27, 7 February 2020 (diff | hist) . . (+1) . . m 2020 AMC 10B Problems/Problem 8 (→Solution)
- 17:26, 7 February 2020 (diff | hist) . . (+1) . . m 2020 AMC 10B Problems/Problem 8 (→Solution)
- 17:26, 7 February 2020 (diff | hist) . . (+61) . . 2020 AMC 10B Problems/Problem 8 (→See Also)
- 17:25, 7 February 2020 (diff | hist) . . (+481) . . 2020 AMC 10B Problems/Problem 19 (→Solution)
- 17:24, 7 February 2020 (diff | hist) . . (+424) . . 2020 AMC 10B Problems (→Problem 17)
- 17:21, 7 February 2020 (diff | hist) . . (+1) . . m 2020 AMC 10B Problems (→Problem 16)
- 17:20, 7 February 2020 (diff | hist) . . (+770) . . 2020 AMC 10B Problems (→Problem 16)
- 17:19, 7 February 2020 (diff | hist) . . (0) . . m 2020 AMC 10B Problems/Problem 18 (→Solution)
- 17:19, 7 February 2020 (diff | hist) . . (0) . . m 2020 AMC 10B Problems/Problem 18 (→Solution)
- 17:17, 7 February 2020 (diff | hist) . . (+15) . . m 2020 AMC 10B Problems/Problem 18 (→Solution)
- 17:17, 7 February 2020 (diff | hist) . . (+88) . . 2020 AMC 10B Problems/Problem 18 (→Solution)
- 17:16, 7 February 2020 (diff | hist) . . (-1) . . m 2020 AMC 10B Problems (→Problem 4)
- 17:15, 7 February 2020 (diff | hist) . . (+98) . . 2020 AMC 10B Problems/Problem 18 (→Solution)
- 17:13, 7 February 2020 (diff | hist) . . (+3,342) . . 2020 AMC 10B Problems/Problem 18 (→Solution)
- 16:58, 7 February 2020 (diff | hist) . . (+119) . . 2020 AMC 10B Problems/Problem 18 (→Problem)
- 16:56, 7 February 2020 (diff | hist) . . (+1) . . m 2020 AMC 10B Problems/Problem 18 (→Proble)
- 16:56, 7 February 2020 (diff | hist) . . (+576) . . N 2020 AMC 10B Problems/Problem 18 (Created page with "==Proble== An urn contains one red ball and one blue ball. A box of extra red and blue balls lie nearby. George performs the following operation four times: he draws a ball f...")
- 16:54, 7 February 2020 (diff | hist) . . (-2) . . m 2020 AMC 10B Problems/Problem 3 (→Solution 2)
- 16:54, 7 February 2020 (diff | hist) . . (+77) . . 2020 AMC 10B Problems/Problem 3 (→Solution 2)
- 16:53, 7 February 2020 (diff | hist) . . (+457) . . 2020 AMC 10B Problems/Problem 3 (→Solution 1)
- 16:49, 7 February 2020 (diff | hist) . . (+977) . . N 2020 AMC 10B Problems/Problem 3 (Created page with "==Problem 3== The ratio of <math>w</math> to <math>x</math> is <math>4:3</math>, the ratio of <math>y</math> to <math>z</math> is <math>3:2</math>, and the ratio of <math>z</...")
- 16:46, 7 February 2020 (diff | hist) . . (+278) . . 2020 AMC 10B Problems (→Problem 3)
- 16:42, 7 February 2020 (diff | hist) . . (0) . . m 2020 AMC 10B Problems/Problem 4 (→See Also)
- 16:42, 7 February 2020 (diff | hist) . . (+75) . . 2020 AMC 10B Problems/Problem 4 (→Solution)
- 16:41, 7 February 2020 (diff | hist) . . (0) . . m 2020 AMC 10B Problems/Problem 4 (→Solution)
- 16:41, 7 February 2020 (diff | hist) . . (+33) . . m 2020 AMC 10B Problems/Problem 4 (→Solution)
- 16:40, 7 February 2020 (diff | hist) . . (+950) . . N 2020 AMC 10B Problems/Problem 4 (Created page with "==Problem== The acute angles of a right triangle are <math>a^{\circ}</math> and <math>b^{\circ}</math>, where <math>a>b</math> and both <math>a</math> and <math>b</math> are...")
- 16:36, 7 February 2020 (diff | hist) . . (+238) . . 2020 AMC 10B Problems (→Problem 4)
- 16:34, 7 February 2020 (diff | hist) . . (0) . . m 2020 AMC 10B Problems/Problem 2 (→See Also)
- 16:34, 7 February 2020 (diff | hist) . . (+75) . . 2020 AMC 10B Problems/Problem 2 (→Solution)
- 16:33, 7 February 2020 (diff | hist) . . (+6) . . m 2020 AMC 10B Problems/Problem 2 (→Solution)
- 16:32, 7 February 2020 (diff | hist) . . (+556) . . N 2020 AMC 10B Problems/Problem 2 (Created page with "==Problem== What is the value of <cmath>1-(-2)-3-(-4)-5-(-6)?</cmath> <math>\textbf{(A)}\ -20 \qquad\textbf{(B)}\ -3 \qquad\textbf{(C)}\ 3 \qquad\textbf{(D)}\ 5 \qquad\tex...")
- 16:30, 7 February 2020 (diff | hist) . . (+200) . . 2020 AMC 10B Problems (→Problem 2)
- 16:27, 7 February 2020 (diff | hist) . . (-70) . . m 2020 AMC 10B Problems/Problem 8 (→See Also)
- 16:27, 7 February 2020 (diff | hist) . . (0) . . m 2020 AMC 10B Problems/Problem 8 (→See Also)
- 16:27, 7 February 2020 (diff | hist) . . (-4) . . 2020 AMC 10B Problems/Problem 8 (→See Also)
- 16:26, 7 February 2020 (diff | hist) . . (+90) . . 2020 AMC 10B Problems/Problem 8 (→Solution)
- 16:26, 7 February 2020 (diff | hist) . . (+11) . . 2020 AMC 10B Problems/Problem 1 (→Solution)
- 16:25, 7 February 2020 (diff | hist) . . (+224) . . 2020 AMC 10B Problems/Problem 1 (→Problem 1)
- 16:24, 7 February 2020 (diff | hist) . . (+70) . . 2020 AMC 10B Problems (→Problem 1)
- 16:19, 7 February 2020 (diff | hist) . . (+82) . . 2020 AMC 10B Problems/Problem 19 (→Solution)
- 16:18, 7 February 2020 (diff | hist) . . (+11) . . m 2020 AMC 10B Problems/Problem 19 (→Solution)
- 16:18, 7 February 2020 (diff | hist) . . (+1,153) . . N 2020 AMC 10B Problems/Problem 19 (Created page with "==Solution== <math>158A00A4AA0 \equiv 1+5+8+A+0+0+A+4+A+A+0 \equiv 4A \pmod{9}</math> We're looking for the amount of ways we can get <math>10</math> cards from a deck of <m...")
- 16:15, 7 February 2020 (diff | hist) . . (+3,126) . . N 2020 AMC 10B Problems/Problem 8 (Created page with "==Solution== There are <math>3</math> options here: 1. <math>\textbf{P}</math> is the right angle. It's clear that there are <math>2</math> points that fit this, one that'...")
- 23:43, 1 February 2020 (diff | hist) . . (+11) . . m 2020 AMC 12A Problems/Problem 9 (→Solution (Algebraically))
- 23:43, 1 February 2020 (diff | hist) . . (+8) . . 2020 AMC 12A Problems/Problem 9 (→Solution (Algebraically))
- 23:42, 1 February 2020 (diff | hist) . . (+1,263) . . 2020 AMC 12A Problems/Problem 9 (→Solution (Algebraically))
- 23:30, 1 February 2020 (diff | hist) . . (+30) . . 2020 AMC 12A Problems/Problem 9 (→Solution (Algebraically))
- 23:29, 1 February 2020 (diff | hist) . . (+49) . . 2020 AMC 12A Problems/Problem 9 (→Solution)
- 16:41, 1 February 2020 (diff | hist) . . (+11) . . m 2020 AMC 10A Problems/Problem 17 (→Solution 3 (end behavior))
- 12:01, 1 February 2020 (diff | hist) . . (-22) . . 2020 AMC 12A Problems/Problem 1 (→Solution 1)
- 12:00, 1 February 2020 (diff | hist) . . (+43) . . 2020 AMC 12A Problems/Problem 1 (→Solution 1)
- 11:56, 1 February 2020 (diff | hist) . . (0) . . m 2020 AMC 12A Problems/Problem 2 (→Solution)
- 11:56, 1 February 2020 (diff | hist) . . (+275) . . 2020 AMC 12A Problems/Problem 2 (→Solution)
- 11:55, 1 February 2020 (diff | hist) . . (+1) . . 2020 AMC 12A Problems/Problem 2 (→Solution)
- 11:55, 1 February 2020 (diff | hist) . . (+308) . . 2020 AMC 12A Problems/Problem 2 (→Solution)
- 11:53, 1 February 2020 (diff | hist) . . (+14) . . 2020 AMC 12A Problems/Problem 2 (→Problem)
- 11:48, 1 February 2020 (diff | hist) . . (+84) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:46, 1 February 2020 (diff | hist) . . (+1) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:45, 1 February 2020 (diff | hist) . . (+12) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:45, 1 February 2020 (diff | hist) . . (+205) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:43, 1 February 2020 (diff | hist) . . (-52) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:42, 1 February 2020 (diff | hist) . . (+1) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:42, 1 February 2020 (diff | hist) . . (+419) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:37, 1 February 2020 (diff | hist) . . (+164) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:35, 1 February 2020 (diff | hist) . . (-47) . . 2020 AMC 12A Problems/Problem 10 (→Problem)
- 11:34, 1 February 2020 (diff | hist) . . (-4) . . 2020 AMC 12A Problems/Problem 10 (→Problem 10)
- 11:34, 1 February 2020 (diff | hist) . . (+357) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:32, 1 February 2020 (diff | hist) . . (+205) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:28, 1 February 2020 (diff | hist) . . (-2) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:27, 1 February 2020 (diff | hist) . . (+177) . . 2020 AMC 12A Problems/Problem 10 (→Solution)
- 11:25, 1 February 2020 (diff | hist) . . (+89) . . N 2020 AMC 12A Problems/Problem 10 (Created page with "==Solution== Any logarithm in the form <math>\log_{a^b} c = \frac{1}{b} \log_a c</math>.")
- 11:12, 1 February 2020 (diff | hist) . . (+1,034) . . 2020 AMC 10A Problems/Problem 17 (→Solution 3 (end behavior))
- 11:03, 1 February 2020 (diff | hist) . . (+286) . . 2020 AMC 10A Problems/Problem 17 (→Solution 3 (end behavior))
- 10:59, 1 February 2020 (diff | hist) . . (+212) . . 2020 AMC 10A Problems/Problem 17 (→Solution 2)
- 10:53, 1 February 2020 (diff | hist) . . (+10) . . m 2020 AMC 10A Problems/Problem 20 (→Solution 2 (Pro Guessing Strats))
- 10:52, 1 February 2020 (diff | hist) . . (+10) . . m 2020 AMC 10A Problems/Problem 20 (→Solution 1)
- 23:50, 31 January 2020 (diff | hist) . . (0) . . 2020 AMC 10A Problems/Problem 12 (→Solution 5 (Medians))
- 23:50, 31 January 2020 (diff | hist) . . (-525) . . 2020 AMC 10A Problems/Problem 12 (→Solution 4)
- 23:49, 31 January 2020 (diff | hist) . . (0) . . 2020 AMC 10A Problems/Problem 12 (→Solution 5 (FASTEST))
- 23:48, 31 January 2020 (diff | hist) . . (0) . . 2020 AMC 10A Problems/Problem 12 (→Solution 5 (FASTEST))
- 23:48, 31 January 2020 (diff | hist) . . (+1) . . 2020 AMC 10A Problems/Problem 12 (→Solution 5 (FASTEST))
- 23:48, 31 January 2020 (diff | hist) . . (+1,199) . . 2020 AMC 10A Problems/Problem 12 (→Solution 4)
- 23:36, 31 January 2020 (diff | hist) . . (-10) . . 2020 AMC 10A Problems/Problem 12 (→Solution 4)
- 23:29, 31 January 2020 (diff | hist) . . (+28) . . 2020 AMC 10A Problems/Problem 12 (→Solution 3 (Trapezoid))
- 23:28, 31 January 2020 (diff | hist) . . (-9) . . 2020 AMC 10A Problems/Problem 12 (→Solution 3 (Trapezoid))
- 23:28, 31 January 2020 (diff | hist) . . (-1) . . 2020 AMC 10A Problems/Problem 12 (→Solution 3 (Trapezoid))
- 23:28, 31 January 2020 (diff | hist) . . (0) . . 2020 AMC 10A Problems/Problem 12 (→Solution 3 (Trapezoid))
- 23:27, 31 January 2020 (diff | hist) . . (+799) . . 2020 AMC 10A Problems/Problem 12 (→Solution 3 (Trapezoid))
- 23:21, 31 January 2020 (diff | hist) . . (+1,253) . . 2020 AMC 10A Problems/Problem 12 (→Solution 2 (CHEATING))