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23 April 2021
N 03:26 | User:Rycold (diff | hist) . . (+3,845) . . Rycold (talk | contribs) (Created page with "How You Can Use Best Male Enhancers to Buy In Positive Manner? Countless boys everywhere happen to be bad together with numerous lack of staying power, comparable to men's,...") |
02:39 | 2020 AMC 12B Problems/Problem 5 (diff | hist) . . (+967) . . Herobrine-india (talk | contribs) |
m 00:54 | 2021 AMC 12A Problems/Problem 22 (diff | hist) . . (0) . . MRENTHUSIASM (talk | contribs) (→Solution 4.1 (Trigonometric Identities)) |
00:49 | 2021 MECC Mock AMC 10 (2 changes | history) . . (+1) . . [Michaels (2×)] | ||
00:49 (cur | prev) . . (0) . . Michaels (talk | contribs) (→Problem 25) | |||
00:47 (cur | prev) . . (+1) . . Michaels (talk | contribs) (→Problem 17) |
m 00:29 | 2021 AIME I Problems/Problem 11 (diff | hist) . . (+1) . . Xxu110 (talk | contribs) (→Solution 2 (Finding cos{x})) |
22 April 2021
m 21:17 | 2021 AMC 10A Problems/Problem 2 (5 changes | history) . . (-14) . . [MRENTHUSIASM (5×)] | ||
m | 21:17 (cur | prev) . . (-3) . . MRENTHUSIASM (talk | contribs) (→Solution 3 (Arithmetic)) | ||
m | 21:05 (cur | prev) . . (-1) . . MRENTHUSIASM (talk | contribs) (→Video Solution (Very fast & Simple)) | ||
m | 21:04 (cur | prev) . . (0) . . MRENTHUSIASM (talk | contribs) (→Solution 4.2 (Plug in the Answer Choices)) | ||
m | 21:04 (cur | prev) . . (+8) . . MRENTHUSIASM (talk | contribs) (→Solution 4.2 (Plug in the Answer Choices)) | ||
m | 12:50 (cur | prev) . . (-18) . . MRENTHUSIASM (talk | contribs) (→Solution 2 (One Variable)) |
m 21:12 | 2021 AMC 12A Problems/Problem 6 (diff | hist) . . (-1) . . MRENTHUSIASM (talk | contribs) (→Solution 1: Deleted an extra space.) |
20:33 | 2021 AIME I Problems/Problem 13 (diff | hist) . . (+2,112) . . MRENTHUSIASM (talk | contribs) (Added in Sols 3 and 4 by the others.) |
m 18:39 | 2013 AMC 8 Problems/Problem 11 (diff | hist) . . (+12) . . Mathisverynice (talk | contribs) (→Solution) |
N 18:10 | 2021 April MIMC 10 Problems/Problem 25 (diff | hist) . . (+584) . . Cellsecret (talk | contribs) (Created page with "Suppose that a researcher hosts an experiment. He tosses an equilateral triangle with area <math>\sqrt{3}</math> <math>cm^2</math> onto a plane that has a strip every <math>1<...") |
18:08 | 2021 April MIMC 10 (46 changes | history) . . (+11,699) . . [Cellsecret (17×); Michael595 (29×)] | ||
18:08 (cur | prev) . . (-1) . . Cellsecret (talk | contribs) (→Additional Information) | |||
18:08 (cur | prev) . . (-1) . . Cellsecret (talk | contribs) (→Additional Information) | |||
18:08 (cur | prev) . . (-66) . . Cellsecret (talk | contribs) (→Additional Information) | |||
18:07 (cur | prev) . . (-51) . . Cellsecret (talk | contribs) (→Problem 25) | |||
18:05 (cur | prev) . . (+1,127) . . Cellsecret (talk | contribs) (→Problem 25) | |||
18:04 (cur | prev) . . (+6) . . Cellsecret (talk | contribs) (→Problem 25) | |||
18:04 (cur | prev) . . (+606) . . Michael595 (talk | contribs) (→Problem 24) | |||
17:57 (cur | prev) . . (+156) . . Cellsecret (talk | contribs) | |||
17:55 (cur | prev) . . (+54) . . Michael595 (talk | contribs) (→Problem 24) | |||
17:54 (cur | prev) . . (+23) . . Michael595 (talk | contribs) (→Problem 24) | |||
17:53 (cur | prev) . . (+6) . . Cellsecret (talk | contribs) (→Problem 23) | |||
17:53 (cur | prev) . . (+1,546) . . Michael595 (talk | contribs) (→Problem 23) | |||
17:50 (cur | prev) . . (+1) . . Michael595 (talk | contribs) (→Problem 23) | |||
17:50 (cur | prev) . . (+6) . . Michael595 (talk | contribs) (→Problem 23) | |||
17:49 (cur | prev) . . (-5) . . Michael595 (talk | contribs) (→Problem 23) | |||
17:49 (cur | prev) . . (+2) . . Michael595 (talk | contribs) (→Problem 23) | |||
17:49 (cur | prev) . . (-4) . . Michael595 (talk | contribs) (→Problem 23) | |||
17:48 (cur | prev) . . (+28) . . Cellsecret (talk | contribs) (→Problem 21) | |||
17:48 (cur | prev) . . (+7) . . Michael595 (talk | contribs) (→Problem 23) | |||
17:47 (cur | prev) . . (+3,163) . . Michael595 (talk | contribs) (→Problem 20) | |||
17:46 (cur | prev) . . (+1) . . Cellsecret (talk | contribs) (→Problem 20) | |||
17:44 (cur | prev) . . (-28) . . Cellsecret (talk | contribs) (→Problem 18) | |||
17:43 (cur | prev) . . (+28) . . Cellsecret (talk | contribs) (→Problem 18) | |||
17:40 (cur | prev) . . (+4) . . Cellsecret (talk | contribs) (→Problem 18) | |||
17:40 (cur | prev) . . (-32) . . Cellsecret (talk | contribs) (→Problem 18) | |||
17:40 (cur | prev) . . (-3) . . Cellsecret (talk | contribs) (→Problem 19) | |||
17:39 (cur | prev) . . (+54) . . Michael595 (talk | contribs) (→Problem 20) | |||
17:38 (cur | prev) . . (+1) . . Michael595 (talk | contribs) (→Problem 19) | |||
17:38 (cur | prev) . . (+777) . . Michael595 (talk | contribs) (→Problem 18) | |||
17:33 (cur | prev) . . (0) . . Michael595 (talk | contribs) (→Problem 17) | |||
17:33 (cur | prev) . . (0) . . Michael595 (talk | contribs) (→Problem 16) | |||
17:33 (cur | prev) . . (0) . . Michael595 (talk | contribs) (→Problem 15) | |||
17:33 (cur | prev) . . (+51) . . Michael595 (talk | contribs) (→Problem 18) | |||
17:32 (cur | prev) . . (+2,525) . . Michael595 (talk | contribs) (→Problem 14) | |||
17:25 (cur | prev) . . (-2) . . Cellsecret (talk | contribs) (→Problem 14) | |||
17:25 (cur | prev) . . (+6) . . Cellsecret (talk | contribs) (→Problem 14) | |||
17:24 (cur | prev) . . (+231) . . Michael595 (talk | contribs) (→Problem 14) | |||
17:21 (cur | prev) . . (0) . . Michael595 (talk | contribs) (→Problem 14) | |||
17:21 (cur | prev) . . (+2) . . Michael595 (talk | contribs) (→Problem 14) | |||
17:21 (cur | prev) . . (-84) . . Michael595 (talk | contribs) (→Problem 14) | |||
17:20 (cur | prev) . . (+506) . . Michael595 (talk | contribs) (→Problem 13) | |||
17:19 (cur | prev) . . (+53) . . Michael595 (talk | contribs) (→Problem 13) | |||
17:18 (cur | prev) . . (+401) . . Michael595 (talk | contribs) (→Problem 12) | |||
17:16 (cur | prev) . . (+53) . . Michael595 (talk | contribs) (→Problem 12) | |||
17:16 (cur | prev) . . (+2) . . Michael595 (talk | contribs) (→Problem 10) | |||
17:16 (cur | prev) . . (+550) . . Michael595 (talk | contribs) (→Problem 10) |
18:00 | (Upload log) . . [Michael595 (3×); MRENTHUSIASM (6×)] | ||
18:00 . . Michael595 (talk | contribs) uploaded File:25.png | |||
17:45 . . Michael595 (talk | contribs) uploaded File:19 (1).png | |||
17:44 . . Michael595 (talk | contribs) uploaded File:24.png | |||
09:54 . . MRENTHUSIASM (talk | contribs) uploaded File:2020 AMC 12B Problem 10 Solution.png | |||
09:08 . . MRENTHUSIASM (talk | contribs) uploaded a new version of File:2020 AMC 12B Problem 12 Diagram.png | |||
08:58 . . MRENTHUSIASM (talk | contribs) uploaded File:2020 AMC 12B Problem 12 Diagram.png | |||
08:13 . . MRENTHUSIASM (talk | contribs) uploaded a new version of File:2021 AMC 12A Problem 24(2) (Revised).png | |||
08:11 . . MRENTHUSIASM (talk | contribs) uploaded a new version of File:2021 AMC 12A Problem 24.png | |||
06:33 . . MRENTHUSIASM (talk | contribs) uploaded File:2020 AMC 12B Problem 12.png |
N 17:58 | 2021 April MIMC 10 Problems/Problem 24 (diff | hist) . . (+1,595) . . Cellsecret (talk | contribs) (Created page with "One semicircle is constructed with diameter <math>AH=4</math> and let the midpoint of <math>AH</math> be <math>M</math>. Construct a point <math>O</math> on the side of segmen...") |
17:57 | 2021 MECC Mock AMC 10 (16 changes | history) . . (-240) . . [Michaels (6×); Michael595 (10×)] | ||
17:57 (cur | prev) . . (0) . . Michaels (talk | contribs) (→Problem 20) | |||
17:56 (cur | prev) . . (+6) . . Michaels (talk | contribs) (→Problem 20) | |||
17:56 (cur | prev) . . (+6) . . Michaels (talk | contribs) (→Problem 9) | |||
17:37 (cur | prev) . . (-3) . . Michael595 (talk | contribs) (→Problem 14) | |||
16:07 (cur | prev) . . (+34) . . Michaels (talk | contribs) (→Problem 22) | |||
12:24 (cur | prev) . . (+3) . . Michaels (talk | contribs) (→Problem 23) | |||
12:17 (cur | prev) . . (+538) . . Michael595 (talk | contribs) (→Problem 21) | |||
12:17 (cur | prev) . . (-13) . . Michael595 (talk | contribs) (→Problem 16) | |||
12:16 (cur | prev) . . (-525) . . Michael595 (talk | contribs) (→Problem 21) | |||
12:14 (cur | prev) . . (0) . . Michael595 (talk | contribs) (→Problem 21) | |||
12:14 (cur | prev) . . (+42) . . Michael595 (talk | contribs) (→Problem 21) | |||
12:11 (cur | prev) . . (-332) . . Michael595 (talk | contribs) (→Problem 21) | |||
11:10 (cur | prev) . . (0) . . Michael595 (talk | contribs) (→Problem 17) | |||
11:08 (cur | prev) . . (-4) . . Michael595 (talk | contribs) (→Problem 17) | |||
11:07 (cur | prev) . . (+3) . . Michael595 (talk | contribs) (→Problem 17) | |||
09:14 (cur | prev) . . (+5) . . Michaels (talk | contribs) (→Problem 25) |
N 17:54 | 2021 April MIMC 10 Problems/Problem 23 (diff | hist) . . (+1,684) . . Cellsecret (talk | contribs) (Created page with "On a coordinate plane, point <math>O</math> denotes the origin which is the center of the diamond shape in the middle of the figure. Point <math>A</math> has coordinate <math>...") |
N 17:51 | 2021 April MIMC 10 Problems/Problem 22 (diff | hist) . . (+938) . . Cellsecret (talk | contribs) (Created page with "In the diagram, <math>ABCD</math> is a square with area <math>6+4\sqrt{2}</math>. <math>AC</math> is a diagonal of square <math>ABCD</math>. Square <math>IGED</math> has area...") |
N 17:51 | 2021 April MIMC 10 Problems/Problem 21 (2 changes | history) . . (+498) . . [Cellsecret (2×)] | ||
17:51 (cur | prev) . . (+43) . . Cellsecret (talk | contribs) | |||
N | 17:50 (cur | prev) . . (+455) . . Cellsecret (talk | contribs) (Created page with "How many solutions are there for the equation <math>\left \lfloor{x}\right \rfloor^{2}-\left \lceil{x}\right \rceil=0</math>. (Recall that <math>\left \lfloor{x}\right \rfloor...") |
N 17:42 | 2021 April MIMC 10 Problems/Problem 20 (2 changes | history) . . (+402) . . [Cellsecret (2×)] | ||
17:42 (cur | prev) . . (+1) . . Cellsecret (talk | contribs) | |||
N | 17:42 (cur | prev) . . (+401) . . Cellsecret (talk | contribs) (Created page with "Given that <math>y=24\cdot 34\cdot 67\cdot 89</math>. Given that the product of the even divisors is <math>a</math>, and the product of the odd divisors is <math>b</math>. Fin...") |
N 17:41 | 2021 April MIMC Problems/Problem 19 (diff | hist) . . (+380) . . Cellsecret (talk | contribs) (Created page with "<math>(0.51515151...)_n</math> can be expressed as <math>(\frac{6}{n})</math> in base <math>10</math> which <math>n</math> is a positive integer. Find the sum of the digits of...") |
N 17:38 | 2021 April MIMC Problems/Problem 18 (3 changes | history) . . (+919) . . [Cellsecret (3×)] | ||
17:38 (cur | prev) . . (+43) . . Cellsecret (talk | contribs) | |||
17:37 (cur | prev) . . (+4) . . Cellsecret (talk | contribs) | |||
N | 17:36 (cur | prev) . . (+872) . . Cellsecret (talk | contribs) (Created page with "What can be a description of the set of solutions for this: <math>x^{2}+y^{2}=|2x+|2y||</math>? <math>\textbf{(A)}</math> Two overlapping circles with each area <math>2\pi</m...") |
N 17:36 | 2021 April MIMC 10 Problems/Problem 17 (diff | hist) . . (+632) . . Cellsecret (talk | contribs) (Created page with "The following expression <cmath>\sum_{k=1}^{60} {60 \choose k}+\sum_{k=1}^{59} {59 \choose k}+\sum_{k=1}^{58} {58 \choose k}+\sum_{k=1}^{57} {57 \choose k}+\sum_{k=1}^{56} {56...") |
N 17:35 | 2021 April MIMC 10 Problems/Problem 16 (diff | hist) . . (+319) . . Cellsecret (talk | contribs) (Created page with "Find the number of permutations of <math>AAABBC</math> such that at exactly two <math>A</math>s are adjacent, and the <math>B</math>s are not adjacent. <math>\textbf{(A)} ~2...") |
N 17:34 | 2021 April MIMC 10 Problems/Problem 15 (diff | hist) . . (+566) . . Cellsecret (talk | contribs) (Created page with "Paul wrote all positive integers that's less than <math>2021</math> and wrote their base <math>4</math> representation. He randomly choose a number out the list. Paul insist t...") |
N 17:26 | 2021 April MIMC 10 Problems/Problem 14 (diff | hist) . . (+631) . . Cellsecret (talk | contribs) (Created page with "James randomly choose an ordered pair <math>(x,y)</math> which both <math>x</math> and <math>y</math> are elements in the set <math>\{1,2,3,4,5,6,7,8,9,10,11,12,13,14,15\}</m...") |
N 17:20 | 2021 April MIMC 10 Problems/Problem 13 (diff | hist) . . (+427) . . Cellsecret (talk | contribs) (Created page with "Given that Giant want to put <math>12</math> green identical balls into <math>3</math> different boxes such that each box contains at least two balls, and that no box can cont...") |
N 17:18 | 2021 April MIMC 10 Problems/Problem 12 (diff | hist) . . (+303) . . Cellsecret (talk | contribs) (Created page with "Given that <math>x^2-\frac{1}{x^2}=2</math>, what is <math>x^{16}-\frac{1}{x^{8}}+x^{8}-\frac{1}{x^{16}}</math>? <math>\textbf{(A)} ~1120 \qquad\textbf{(B)} ~1180 \qquad\text...") |
N 17:17 | 2021 April MIMC 10 Problems/Problem 11 (diff | hist) . . (+248) . . Cellsecret (talk | contribs) (Created page with "How many factors of <math>16!</math> is a perfect cube or a perfect square? <math>\textbf{(A)} ~158 \qquad\textbf{(B)} ~164 \qquad\textbf{(C)} ~180 \qquad\textbf{(D)} ~1280 \...") |
N 16:27 | User talk:Borealbear (diff | hist) . . (0) . . Borealbear (talk | contribs) (Created blank page) |
16:26 | User:Borealbear (5 changes | history) . . (+778) . . [Borealbear (5×)] | ||
m | 16:26 (cur | prev) . . (+4) . . Borealbear (talk | contribs) | ||
16:26 (cur | prev) . . (+6) . . Borealbear (talk | contribs) (Can I stop hitting the "Save Changes" button instead of the "Show Preview" button?) | |||
16:25 (cur | prev) . . (+55) . . Borealbear (talk | contribs) | |||
16:24 (cur | prev) . . (+7) . . Borealbear (talk | contribs) | |||
16:23 (cur | prev) . . (+706) . . Borealbear (talk | contribs) |
16:14 | 2006 AMC 10A Problems/Problem 20 (diff | hist) . . (+8) . . Etvat (talk | contribs) |
16:10 | Euler's Totient Theorem (2 changes | history) . . (+180) . . [Borealbear (2×)] | ||
m | 16:10 (cur | prev) . . (+4) . . Borealbear (talk | contribs) | ||
16:06 (cur | prev) . . (+176) . . Borealbear (talk | contribs) |
15:36 | Trivial Inequality (2 changes | history) . . (+77) . . [Borealbear (2×)] | ||
m | 15:36 (cur | prev) . . (0) . . Borealbear (talk | contribs) (Moved first problem to the end) | ||
15:35 (cur | prev) . . (+77) . . Borealbear (talk | contribs) |
15:35 | 2019 AMC 8 Problems/Problem 1 (3 changes | history) . . (0) . . [Sthanu (3×)] | ||
15:35 (cur | prev) . . (-160) . . Sthanu (talk | contribs) (→Video Solution) | |||
15:30 (cur | prev) . . (+45) . . Sthanu (talk | contribs) (→Video Solution) | |||
15:29 (cur | prev) . . (+115) . . Sthanu (talk | contribs) |
m 15:03 | 2009 AMC 10B Problems/Problem 5 (diff | hist) . . (+7) . . Retroturtle (talk | contribs) (→Problem) |
m 15:03 | 2009 AMC 12B Problems (diff | hist) . . (+7) . . Retroturtle (talk | contribs) (→Problem 3) |
15:01 | 2005 AMC 10A Problems/Problem 1 (diff | hist) . . (-29) . . Etvat (talk | contribs) |
14:10 | User:Duskstream (2 changes | history) . . (+964) . . [Duskstream (2×)] | ||
m | 14:10 (cur | prev) . . (-9) . . Duskstream (talk | contribs) | ||
14:10 (cur | prev) . . (+973) . . Duskstream (talk | contribs) |
m 12:26 | 2021 AMC 12A Problems/Problem 21 (diff | hist) . . (0) . . MRENTHUSIASM (talk | contribs) (→Solution 2 (Three Variables, Three Equations)) |
12:11 | 2020 AMC 10B Problems/Problem 3 (2 changes | history) . . (+222) . . [MRENTHUSIASM (2×)] | ||
12:11 (cur | prev) . . (+222) . . MRENTHUSIASM (talk | contribs) | |||
m | 12:05 (cur | prev) . . (0) . . MRENTHUSIASM (talk | contribs) (→Video Solution) |
11:34 | AoPS Wiki:Tutorial (diff | hist) . . (-73) . . Carpefun (talk | contribs) (→Editing the AoPSWiki) |
10:30 | 2020 AMC 12B Problems/Problem 10 (7 changes | history) . . (+1,314) . . [MRENTHUSIASM (7×)] | ||
m | 10:30 (cur | prev) . . (0) . . MRENTHUSIASM (talk | contribs) (→Solution 7 (Inscribed Angle Theorem and Pythagorean Theorem)) | ||
m | 10:28 (cur | prev) . . (-2) . . MRENTHUSIASM (talk | contribs) | ||
10:23 (cur | prev) . . (+880) . . MRENTHUSIASM (talk | contribs) (Sol 7 DONE) | |||
09:48 (cur | prev) . . (+327) . . MRENTHUSIASM (talk | contribs) | |||
08:59 (cur | prev) . . (+7) . . MRENTHUSIASM (talk | contribs) (→Diagram) | |||
08:59 (cur | prev) . . (+102) . . MRENTHUSIASM (talk | contribs) | |||
m | 05:44 (cur | prev) . . (0) . . MRENTHUSIASM (talk | contribs) (Written solutions up front.) |
06:34 | 2020 AMC 12B Problems/Problem 12 (2 changes | history) . . (+98) . . [MRENTHUSIASM (2×)] | ||
06:34 (cur | prev) . . (0) . . MRENTHUSIASM (talk | contribs) (→Diagram) | |||
05:53 (cur | prev) . . (+98) . . MRENTHUSIASM (talk | contribs) (Added in the diagram section. I will return.) |
m 06:06 | 2021 AMC 12B Problems/Problem 21 (2 changes | history) . . (-27) . . [MRENTHUSIASM (2×)] | ||
m | 06:06 (cur | prev) . . (-2) . . MRENTHUSIASM (talk | contribs) (→Solution 3 (Graphing and Light Approximations)) | ||
m | 05:51 (cur | prev) . . (-25) . . MRENTHUSIASM (talk | contribs) (→Solution 3 (Cleaner Solution by Graphing and Very Light Approximations)) |