Recent changes
Track the most recent changes to the wiki on this page.
9 March 2021
04:39 | 2017 AIME I Problems/Problem 8 (diff | hist) . . (+94) . . Jske25 (talk | contribs) (→Solution 1) |
02:48 | 2020 AIME II Problems/Problem 15 (6 changes | history) . . (-108) . . [Justoverrated (6×)] | ||
02:48 (cur | prev) . . (+1,597) . . Justoverrated (talk | contribs) (→Solution) | |||
02:48 (cur | prev) . . (+1,609) . . Justoverrated (talk | contribs) (→Video Solution 2) | |||
01:22 (cur | prev) . . (-23) . . Justoverrated (talk | contribs) (→Video Solution 2) | |||
01:22 (cur | prev) . . (-57) . . Justoverrated (talk | contribs) (→Video Solution 1) | |||
01:22 (cur | prev) . . (-1,597) . . Justoverrated (talk | contribs) (→Solution 2 (Official MAA)) | |||
01:21 (cur | prev) . . (-1,637) . . Justoverrated (talk | contribs) (→Solution) |
01:40 | 2015 AIME I Problems/Problem 15 (diff | hist) . . (+81) . . Sugar rush (talk | contribs) |
m 01:22 | 2018 AIME II Problems/Problem 10 (2 changes | history) . . (+5) . . [Slightlyskepticpotat (2×)] | ||
m | 01:22 (cur | prev) . . (+6) . . Slightlyskepticpotat (talk | contribs) | ||
m | 01:22 (cur | prev) . . (-1) . . Slightlyskepticpotat (talk | contribs) |
8 March 2021
23:43 | Mock AMC (2 changes | history) . . (0) . . [Cellsecret (2×)] | ||
23:43 (cur | prev) . . (-53) . . Cellsecret (talk | contribs) (→Mock AMC 10) | |||
23:35 (cur | prev) . . (+53) . . Cellsecret (talk | contribs) (→Mock AMC 10) |
23:42 | 2020 AMC 12B Problems/Problem 22 (2 changes | history) . . (+71) . . [Thebeast5520 (2×)] | ||
23:42 (cur | prev) . . (+1) . . Thebeast5520 (talk | contribs) (→Solution 1) | |||
23:42 (cur | prev) . . (+70) . . Thebeast5520 (talk | contribs) (→Solution 1) |
22:51 | Getting Started With Python Programming (diff | hist) . . (+124) . . Jgf1123 (talk | contribs) (→Using the Python Shell (Not Pycharm): Updated ActiveTcl instructions) |
22:51 | 2010 AMC 10B Problems/Problem 19 (2 changes | history) . . (+458) . . [Hansenhe (2×)] | ||
m | 22:51 (cur | prev) . . (+4) . . Hansenhe (talk | contribs) (→Solution 2) | ||
22:50 (cur | prev) . . (+454) . . Hansenhe (talk | contribs) (→Solution 2) |
22:24 | AoPS Administrators (diff | hist) . . (-188) . . Equinox8 (talk | contribs) (This is true, but it's not an official job title: Undo revision 147538 by Cryptographer (talk)) (Tag: Undo) |
22:06 | User:Piphi (4 changes | history) . . (+58) . . [Cooldudes24; Vmhl87 (3×)] | ||
m | 22:06 (cur | prev) . . (0) . . Cooldudes24 (talk | contribs) (→User Count) | ||
m | 20:10 (cur | prev) . . (+57) . . Vmhl87 (talk | contribs) (→User Count) | ||
m | 20:07 (cur | prev) . . (+1) . . Vmhl87 (talk | contribs) (→User Count) | ||
20:07 (cur | prev) . . (0) . . Vmhl87 (talk | contribs) (→User Count) |
22:03 | 2020 AIME I Problems/Problem 14 (2 changes | history) . . (+3,040) . . [I- -i (2×)] | ||
m | 22:03 (cur | prev) . . (-8) . . I- -i (talk | contribs) (→Solution 6) | ||
21:56 (cur | prev) . . (+3,048) . . I- -i (talk | contribs) (→Solution 5 (Official MAA)) |
N 20:44 | User talk:Piphi/Connect 4/Game 11 (2 changes | history) . . (+422) . . [Piphi; Ishanvannadil2008] | ||
20:44 (cur | prev) . . (+43) . . Ishanvannadil2008 (talk | contribs) (→Game #11 Discussion) | |||
N | 19:40 (cur | prev) . . (+379) . . Piphi (talk | contribs) (Created page with "{{User:Piphi/Template:Header}} <br> {{User:Piphi/Connect 4/Template:Header}} == Game #11 Discussion == Game #11 has started, it can be found User:Piphi/Connect 4/Game_11|he...") |
m 20:16 | Mock AIME II 2012 Problems (4 changes | history) . . (+34) . . [Tuatara (4×)] | ||
m | 20:16 (cur | prev) . . (+1) . . Tuatara (talk | contribs) (→Problem 8) | ||
m | 20:15 (cur | prev) . . (+8) . . Tuatara (talk | contribs) (→Problem 4) | ||
m | 20:14 (cur | prev) . . (+12) . . Tuatara (talk | contribs) (→Problem 5) | ||
m | 20:14 (cur | prev) . . (+13) . . Tuatara (talk | contribs) (→Problem 3) |
m 19:39 | 2014 AIME II Problems/Problem 8 (diff | hist) . . (+66) . . Aops81619 (talk | contribs) (→Solution 2) |
N 19:39 | User:Piphi/Connect 4/Game 11 (diff | hist) . . (+452) . . Piphi (talk | contribs) (Created page with "{{User:Piphi/Template:Header}} <br> {{User:Piphi/Connect_4/Template:Header}} == Game #11 ishanvannadil2008 v piphi == {{User:Piphi/Template:C4Board|<!-- 6 --> | | | | | | |<!...") |
19:39 | User:Piphi/Connect 4 (2 changes | history) . . (+324) . . [Piphi; Ishanvannadil2008] | ||
19:39 (cur | prev) . . (+263) . . Piphi (talk | contribs) | |||
16:12 (cur | prev) . . (+61) . . Ishanvannadil2008 (talk | contribs) (→Signups) |
19:37 | GMAAS (4 changes | history) . . (0) . . [Sigmapie; Cryptographer; Piphi (2×)] | ||
19:37 (cur | prev) . . (+84,932) . . Piphi (talk | contribs) (GMAAS stays) (Tag: Undo) | |||
18:04 (cur | prev) . . (-84,932) . . Cryptographer (talk | contribs) (Replaced content with "{{delete|None given}}") (Tag: Replaced) | |||
13:20 (cur | prev) . . (+81,503) . . Piphi (talk | contribs) (Undo revision 148919 by Sigmapie (talk)) (Tag: Undo) | |||
12:13 (cur | prev) . . (-81,503) . . Sigmapie (talk | contribs) (Replaced content with "Behold! The raiders are back! Behold! The raiders are back! Behold! The raiders are back!Behold! The raiders are back!Behold! The raiders are back!Behold! The raiders are...") (Tag: Replaced) |
19:25 | 1984 AHSME Problems/Problem 29 (diff | hist) . . (0) . . Alanwang2008 (talk | contribs) (→Solution 2) |
m 18:55 | 2021 AMC 12B Problems/Problem 21 (diff | hist) . . (-5) . . MRENTHUSIASM (talk | contribs) (→Solution 3 (Cleaner Solution by Graphing and Very Light Approximations): Removed "that") |
18:50 | 2021 AMC 12B Problems/Problem 20 (2 changes | history) . . (-15) . . [Rohan.sp; MRENTHUSIASM] | ||
m | 18:50 (cur | prev) . . (-39) . . MRENTHUSIASM (talk | contribs) (→Solution 4 (Division Analysis, Similar Approach but Different Explanation from Solution 1): Shortened title.) | ||
18:20 (cur | prev) . . (+24) . . Rohan.sp (talk | contribs) |
17:55 | 2021 AMC 12B Problems/Problem 16 (2 changes | history) . . (0) . . [MRENTHUSIASM; Sugar rush] | ||
17:55 (cur | prev) . . (-173) . . MRENTHUSIASM (talk | contribs) (Undo revision 148930 by Sugar rush (talk) I have strong reason to believe that #18 is not a duplicating question (from many resources I found online. Please contact MAA directly if want change) (Tag: Undo) | |||
15:40 (cur | prev) . . (+173) . . Sugar rush (talk | contribs) |
m 17:52 | 2020 AMC 10A Problems (diff | hist) . . (-2) . . MRENTHUSIASM (talk | contribs) (→Problem 1: The variable should be x, not y. The Ivy League and Youtube Channels verify this.) |
17:51 | 2017 AIME I Problems/Problem 6 (diff | hist) . . (+1,044) . . Jske25 (talk | contribs) |
17:41 | 2021 AMC 10B Problems/Problem 18 (4 changes | history) . . (+253) . . [MRENTHUSIASM; Sugar rush; Ike.chen (2×)] | ||
17:41 (cur | prev) . . (+5,115) . . MRENTHUSIASM (talk | contribs) (Undo revision 148929 by Sugar rush (talk)I have strong reason to believe that #18 is not a duplicating question (from many resources I found online. Please contact MAA directly if want change) (Tags: Removed redirect, Undo) | |||
15:39 (cur | prev) . . (-5,115) . . Sugar rush (talk | contribs) (This problem was equal to the 12B #16) (Tag: New redirect) | |||
15:10 (cur | prev) . . (-44) . . Ike.chen (talk | contribs) (→Solution 4) | |||
15:09 (cur | prev) . . (+297) . . Ike.chen (talk | contribs) (→Solution 4) |
17:39 | 2021 AMC 10B Problems (2 changes | history) . . (0) . . [MRENTHUSIASM; Sugar rush] | ||
17:39 (cur | prev) . . (-98) . . MRENTHUSIASM (talk | contribs) (Undo revision 148931 by Sugar rush (talk) I have strong reason to believe that #18 is not a duplicating question (from many resources I found online. Please contact MAA directly if want change)) (Tag: Undo) | |||
15:41 (cur | prev) . . (+98) . . Sugar rush (talk | contribs) |
m 17:17 | 2019 AMC 10A Problems/Problem 14 (diff | hist) . . (+41) . . Run2win4fun (talk | contribs) (→Solution 2(cheap)) |
16:54 | 2018 AIME I Problems/Problem 7 (diff | hist) . . (+37) . . Ishanvannadil2008 (talk | contribs) (→Video Solution) |
16:13 | User:Piphi/Chess (2 changes | history) . . (+64) . . [Ishanvannadil2008 (2×)] | ||
16:13 (cur | prev) . . (+12) . . Ishanvannadil2008 (talk | contribs) (→Signups) | |||
16:11 (cur | prev) . . (+52) . . Ishanvannadil2008 (talk | contribs) (→Signups) |
16:09 | 1984 AIME Problems/Problem 2 (diff | hist) . . (+1) . . Hamstpan38825 (talk | contribs) (typo in problem statement makes answer infinity) |
15:14 | 1994 AIME Problems/Problem 6 (diff | hist) . . (+16) . . Sugar rush (talk | contribs) |
14:49 | 2003 AIME I Problems/Problem 2 (5 changes | history) . . (+405) . . [Samrocksnature (5×)] | ||
14:49 (cur | prev) . . (-16) . . Samrocksnature (talk | contribs) (→Solution 3 (Alcumus)) | |||
14:49 (cur | prev) . . (+13) . . Samrocksnature (talk | contribs) (→Solution 3 (Alcumus)) | |||
14:48 (cur | prev) . . (-13) . . Samrocksnature (talk | contribs) (→Solution 3 (Alcumus)) | |||
14:48 (cur | prev) . . (+17) . . Samrocksnature (talk | contribs) (→Solution 3 (Alcumus)) | |||
14:48 (cur | prev) . . (+404) . . Samrocksnature (talk | contribs) (→Solution 2 (synergy)) |
12:09 | 2021 AMC 12B Problems/Problem 22 (diff | hist) . . (+1,339) . . Tervis (talk | contribs) |
m 10:53 | 2011 AIME I Problems/Problem 15 (diff | hist) . . (-102) . . Lakecomo224 (talk | contribs) |
10:38 | 2020 AMC 12A Problems/Problem 25 (16 changes | history) . . (+2,267) . . [MRENTHUSIASM (16×)] | ||
m | 10:38 (cur | prev) . . (+2) . . MRENTHUSIASM (talk | contribs) (→Proof: no solution -> no solutions) | ||
m | 10:31 (cur | prev) . . (+10) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
m | 10:22 (cur | prev) . . (+35) . . MRENTHUSIASM (talk | contribs) (→Proof: Corrected the Intermediate Value Theorem.) | ||
m | 10:05 (cur | prev) . . (+70) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
m | 10:01 (cur | prev) . . (+2) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
m | 09:59 (cur | prev) . . (0) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
m | 09:30 (cur | prev) . . (+1) . . MRENTHUSIASM (talk | contribs) (→Proof: Added in a space.) | ||
m | 06:40 (cur | prev) . . (+4) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
m | 06:26 (cur | prev) . . (+149) . . MRENTHUSIASM (talk | contribs) (→Proof: Added in end-behavior analysis.) | ||
m | 01:38 (cur | prev) . . (+1) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
m | 01:34 (cur | prev) . . (+244) . . MRENTHUSIASM (talk | contribs) (→Claim: Added in rephrase.) | ||
m | 01:21 (cur | prev) . . (+20) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
m | 01:19 (cur | prev) . . (+99) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
00:57 (cur | prev) . . (+445) . . MRENTHUSIASM (talk | contribs) (→Proof: Proof completed.) | |||
00:39 (cur | prev) . . (+529) . . MRENTHUSIASM (talk | contribs) (→Proof) | |||
m | 00:06 (cur | prev) . . (+656) . . MRENTHUSIASM (talk | contribs) (→Proof) |
10:21 | AoPS Wiki:FAQ (diff | hist) . . (+47) . . Sealsrock (talk | contribs) (→AoPS Acronyms) |
N 04:16 | 1956 AHSME Problems/Problem 46 (3 changes | history) . . (0) . . [Rubslul (3×)] | ||
04:16 (cur | prev) . . (-264) . . Rubslul (talk | contribs) (→Solution) (Tag: Blanking) | |||
04:15 (cur | prev) . . (+84) . . Rubslul (talk | contribs) (→Solution) | |||
N | 04:07 (cur | prev) . . (+180) . . Rubslul (talk | contribs) (Created page with "== Solution == Simplify. <cmath> Cross Multiply</cmath> <cmath> N + N X = ( 1 - x ) ( N + 1)</cmath> <cmath>6 = -2\sqrt{x-3}</cmath> The answer is <math>\boxed{A}.</math> -ru...") |
04:07 | 2020 AIME I Problems (3 changes | history) . . (0) . . [Arnigam2007 (3×)] | ||
m | 04:07 (cur | prev) . . (-17) . . Arnigam2007 (talk | contribs) (→Problem 13) | ||
m | 04:07 (cur | prev) . . (+18) . . Arnigam2007 (talk | contribs) (→Problem 13) | ||
04:06 (cur | prev) . . (-1) . . Arnigam2007 (talk | contribs) (→Problem 13) |
03:58 | 1956 AHSME Problems/Problem 42 (2 changes | history) . . (0) . . [Rubslul (2×)] | ||
03:58 (cur | prev) . . (0) . . Rubslul (talk | contribs) (→Solution) | |||
03:58 (cur | prev) . . (0) . . Rubslul (talk | contribs) (→Solution) |
03:55 | 1956 AHSME Problems/Problem 43 (2 changes | history) . . (-115) . . [Rubslul (2×)] | ||
03:55 (cur | prev) . . (+10) . . Rubslul (talk | contribs) (→Solution) | |||
03:55 (cur | prev) . . (-125) . . Rubslul (talk | contribs) (→Solution) |
03:16 | Least common multiple (diff | hist) . . (-885) . . Gting (talk | contribs) (there are children on here you know) |
02:44 | 2007 AIME II Problems (diff | hist) . . (+777) . . Radio2 (talk | contribs) |
00:46 | 2014 AIME I Problems/Problem 9 (diff | hist) . . (+864) . . Alexlikemath (talk | contribs) |
7 March 2021
23:43 | 2020 AMC 12A Problems/Problem 25 (12 changes | history) . . (+2,898) . . [MRENTHUSIASM (12×)] | ||
m | 23:43 (cur | prev) . . (+155) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
m | 23:37 (cur | prev) . . (+700) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
m | 23:09 (cur | prev) . . (+44) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
m | 23:06 (cur | prev) . . (+46) . . MRENTHUSIASM (talk | contribs) (→Proof) | ||
16:35 (cur | prev) . . (+689) . . MRENTHUSIASM (talk | contribs) (→Remarks of Solution 2 and Video Solution 3: I have some emergency. Will come back later.) | |||
m | 14:36 (cur | prev) . . (+36) . . MRENTHUSIASM (talk | contribs) (→Graph: Fixed the table to look nicer.) | ||
14:25 (cur | prev) . . (+225) . . MRENTHUSIASM (talk | contribs) (→Analysis: Claim completed.) | |||
m | 14:21 (cur | prev) . . (+1) . . MRENTHUSIASM (talk | contribs) (→Remarks of Solution 2 and Video Solution 3) | ||
13:38 (cur | prev) . . (+729) . . MRENTHUSIASM (talk | contribs) (→Graph: Section completed.) | |||
m | 13:01 (cur | prev) . . (+43) . . MRENTHUSIASM (talk | contribs) | ||
12:58 (cur | prev) . . (+226) . . MRENTHUSIASM (talk | contribs) (Added in Mr. Rusczyk's video solution and my template of remarks.) | |||
m | 12:37 (cur | prev) . . (+4) . . MRENTHUSIASM (talk | contribs) (→Solution 3 (Geometry)) |
22:59 | 2021 AIME II (2 changes | history) . . (-21) . . [Sugar rush; Etmetalakret] | ||
22:59 (cur | prev) . . (0) . . Sugar rush (talk | contribs) (AIME II will be held on Thursday, March 25) | |||
18:25 (cur | prev) . . (-21) . . Etmetalakret (talk | contribs) |
22:58 | 2021 AIME II Problems (3 changes | history) . . (+2,748) . . [Etmetalakret; Sugar rush (2×)] | ||
22:58 (cur | prev) . . (0) . . Sugar rush (talk | contribs) | |||
18:17 (cur | prev) . . (+2,685) . . Etmetalakret (talk | contribs) | |||
17:26 (cur | prev) . . (+63) . . Sugar rush (talk | contribs) |
22:39 | 2021 AMC 10A Problems/Problem 4 (3 changes | history) . . (+15) . . [MRENTHUSIASM; Jackzhou (2×)] | ||
m | 22:39 (cur | prev) . . (+15) . . MRENTHUSIASM (talk | contribs) (→Solution 2 (Answer Choices and Modular Arithmetic)) | ||
16:45 (cur | prev) . . (+106) . . Jackzhou (talk | contribs) (→Video Solution (Arithmetic Sequence but in a different way)) | |||
16:44 (cur | prev) . . (-106) . . Jackzhou (talk | contribs) (→Video Solution (Simple and Quick)) |
N 21:13 | FBIA (diff | hist) . . (+1,277) . . Cryptographer (talk | contribs) (Created page with "<h1><center>Welcome to the FBIA!</center></h1> The FBIA stands for the Federal Bureau of Investigation of AoPS. We are an elite team specially trained to fight against trolls,...") |
21:11 | (Upload log) . . [S24 kulsun kulmatova 7a; MRENTHUSIASM; Cryptographer (3×)] | ||
21:11 . . Cryptographer (talk | contribs) uploaded File:Cool1.gif (AoPS :coool: command) | |||
21:10 . . Cryptographer (talk | contribs) uploaded File:Agent.gif (AoPS :agent: command) | |||
21:09 . . Cryptographer (talk | contribs) uploaded File:Police.gif (AoPS :police: command) | |||
13:19 . . MRENTHUSIASM (talk | contribs) uploaded File:2020 AMC 12A Problem 25.png | |||
09:22 . . S24 kulsun kulmatova 7a (talk | contribs) uploaded File:IMG 20210307 171845.jpg (Кулсун) |
21:04 | User:Cryptographer (diff | hist) . . (+372) . . Cryptographer (talk | contribs) (Undo revision 148638 by Smarty101 (talk)) (Tag: Undo) |
20:33 | Mock AMC (3 changes | history) . . (+430) . . [Cellsecret (3×)] | ||
20:33 (cur | prev) . . (+1) . . Cellsecret (talk | contribs) (→Mock AMC 10) | |||
20:32 (cur | prev) . . (+21) . . Cellsecret (talk | contribs) (→Mock AMC 10) | |||
20:31 (cur | prev) . . (+408) . . Cellsecret (talk | contribs) (→Mock AMC 10) |
m 20:23 | 2020 AIME II Problems/Problem 7 (diff | hist) . . (+127) . . Memories (talk | contribs) (→Solution (Official MAA)) |
19:25 | User:Crazyeyemoody907 (2 changes | history) . . (-1,393) . . [Crazyeyemoody907 (2×)] | ||
19:25 (cur | prev) . . (-290) . . Crazyeyemoody907 (talk | contribs) (Blanked the page) (Tag: Blanking) | |||
19:25 (cur | prev) . . (-1,103) . . Crazyeyemoody907 (talk | contribs) |
19:04 | 2001 AIME I Problems/Problem 1 (2 changes | history) . . (+906) . . [Robbyadam (2×)] | ||
m | 19:04 (cur | prev) . . (+36) . . Robbyadam (talk | contribs) (→Solution 3) | ||
19:03 (cur | prev) . . (+870) . . Robbyadam (talk | contribs) |
m 18:37 | 2010 AMC 8 Problems/Problem 24 (diff | hist) . . (+22) . . Jayrenfu (talk | contribs) (→Solution 1) |
N 18:28 | User:Etmetalakret (2 changes | history) . . (+20) . . [Etmetalakret (2×)] | ||
18:28 (cur | prev) . . (+19) . . Etmetalakret (talk | contribs) | |||
N | 18:28 (cur | prev) . . (+1) . . Etmetalakret (talk | contribs) (Created page with ";") |
N 18:24 | 2021 AIME II Problems/Problem 15 (2 changes | history) . . (+252) . . [Etmetalakret (2×)] | ||
18:24 (cur | prev) . . (0) . . Etmetalakret (talk | contribs) | |||
N | 18:23 (cur | prev) . . (+252) . . Etmetalakret (talk | contribs) (Created page with "==Problem== These problems will not be posted until the 2021 AIME II is released on Thursday, March 25, 2021. ==Solution== We can't have a solution without a problem. ==See a...") |
N 18:22 | 2021 AIME II Problems/Problem 14 (diff | hist) . . (+241) . . Etmetalakret (talk | contribs) (Created page with "==Problem== These problems will not be posted until the 2021 AIME II is released on Thursday, March 25, 2021. ==Solution== We can't have a solution without a problem. ==See a...") |
N 18:22 | 2021 AIME II Problems/Problem 13 (diff | hist) . . (+241) . . Etmetalakret (talk | contribs) (Created page with "==Problem== These problems will not be posted until the 2021 AIME II is released on Thursday, March 25, 2021. ==Solution== We can't have a solution without a problem. ==See a...") |
N 18:21 | 2021 AIME II Problems/Problem 12 (diff | hist) . . (+241) . . Etmetalakret (talk | contribs) (Created page with "==Problem== These problems will not be posted until the 2021 AIME II is released on Thursday, March 25, 2021. ==Solution== We can't have a solution without a problem. ==See a...") |
N 18:21 | 2021 AIME II Problems/Problem 11 (diff | hist) . . (+241) . . Etmetalakret (talk | contribs) (Created page with "==Problem== These problems will not be posted until the 2021 AIME II is released on Thursday, March 25, 2021. ==Solution== We can't have a solution without a problem. ==See a...") |
N 18:21 | 2021 AIME II Problems/Problem 10 (diff | hist) . . (+240) . . Etmetalakret (talk | contribs) (Created page with "==Problem== These problems will not be posted until the 2021 AIME II is released on Thursday, March 25, 2021. ==Solution== We can't have a solution without a problem. ==See a...") |
N 18:21 | 2021 AIME II Problems/Problem 9 (diff | hist) . . (+240) . . Etmetalakret (talk | contribs) (Created page with "==Problem== These problems will not be posted until the 2021 AIME II is released on Thursday, March 25, 2021. ==Solution== We can't have a solution without a problem. ==See a...") |
18:20 | 2021 AIME II Problems/Problem 8 (diff | hist) . . (+81) . . Etmetalakret (talk | contribs) |
18:20 | 2021 AIME II Problems/Problem 7 (3 changes | history) . . (+113) . . [Etmetalakret (3×)] | ||
18:20 (cur | prev) . . (0) . . Etmetalakret (talk | contribs) | |||
18:20 (cur | prev) . . (0) . . Etmetalakret (talk | contribs) | |||
18:19 (cur | prev) . . (+113) . . Etmetalakret (talk | contribs) |
18:19 | 2021 AIME II Problems/Problem 6 (3 changes | history) . . (+113) . . [Etmetalakret (3×)] | ||
18:19 (cur | prev) . . (0) . . Etmetalakret (talk | contribs) | |||
18:19 (cur | prev) . . (+139) . . Etmetalakret (talk | contribs) | |||
18:18 (cur | prev) . . (-26) . . Etmetalakret (talk | contribs) |
17:28 | 2016 AIME II Problems/Problem 14 (3 changes | history) . . (+1,257) . . [Mathtiger6 (3×)] | ||
17:28 (cur | prev) . . (+3) . . Mathtiger6 (talk | contribs) (→Solution 5) | |||
17:27 (cur | prev) . . (+1) . . Mathtiger6 (talk | contribs) (→Solution 5) | |||
17:27 (cur | prev) . . (+1,253) . . Mathtiger6 (talk | contribs) |
m 17:25 | 2000 AIME I Problems/Problem 6 (diff | hist) . . (+61) . . Xxu110 (talk | contribs) (→Solution 2) |
16:59 | 2020 AMC 10A Problems/Problem 13 (diff | hist) . . (+16) . . Thestudyofeverything (talk | contribs) (→Video Solution 2) |
16:58 | 2020 AMC 10A Problems/Problem 24 (diff | hist) . . (+17) . . Thestudyofeverything (talk | contribs) (→Video Solution 3) |
16:57 | 2020 AMC 10A Problems/Problem 23 (diff | hist) . . (+16) . . Thestudyofeverything (talk | contribs) (→Video Solution 2) |
16:56 | 2021 AIME II Problems/Problem 1 (diff | hist) . . (-5) . . Timz2005 (talk | contribs) (→Problem) |
16:56 | 2020 AMC 10A Problems/Problem 22 (3 changes | history) . . (+9) . . [Thestudyofeverything (3×)] | ||
16:56 (cur | prev) . . (0) . . Thestudyofeverything (talk | contribs) (→Video Solution 3) | |||
16:55 (cur | prev) . . (+96) . . Thestudyofeverything (talk | contribs) (→Video Solution 1) | |||
16:55 (cur | prev) . . (-87) . . Thestudyofeverything (talk | contribs) (→Video Solution 2) |
16:55 | 1984 AIME Problems/Problem 14 (3 changes | history) . . (+115) . . [Timz2005 (3×)] | ||
16:55 (cur | prev) . . (+14) . . Timz2005 (talk | contribs) (→Video Solution) | |||
16:55 (cur | prev) . . (+2) . . Timz2005 (talk | contribs) (→Solution 5) | |||
16:55 (cur | prev) . . (+99) . . Timz2005 (talk | contribs) (→Solution 5) |
16:54 | 2020 AMC 10A Problems/Problem 21 (2 changes | history) . . (+8) . . [Thestudyofeverything (2×)] | ||
16:54 (cur | prev) . . (+98) . . Thestudyofeverything (talk | contribs) (→Video Solutions) | |||
16:53 (cur | prev) . . (-90) . . Thestudyofeverything (talk | contribs) (→Video Solution 3) |
16:52 | 2021 AMC 10A Problems/Problem 13 (4 changes | history) . . (-2) . . [Thestudyofeverything (2×); Jackzhou (2×)] | ||
16:52 (cur | prev) . . (+104) . . Jackzhou (talk | contribs) (→Similar Problem) | |||
16:52 (cur | prev) . . (-106) . . Jackzhou (talk | contribs) (→Video Solution (Simple & Quick)) | |||
16:42 (cur | prev) . . (+106) . . Thestudyofeverything (talk | contribs) (→Video Solution (Using Pythagorean Theorem, 3D Geometry - Tetrahedron)) | |||
16:40 (cur | prev) . . (-106) . . Thestudyofeverything (talk | contribs) (→Video Solution (Simple and Quick)) |
16:51 | 2021 AMC 12A Problems/Problem 10 (5 changes | history) . . (+109) . . [Jackzhou (2×); MRENTHUSIASM (3×)] | ||
16:51 (cur | prev) . . (+107) . . Jackzhou (talk | contribs) (→Video Solution by Aaron He (Algebra)) | |||
16:51 (cur | prev) . . (-106) . . Jackzhou (talk | contribs) (→Video Solution (Simple and Quick)) | |||
m | 14:45 (cur | prev) . . (+42) . . MRENTHUSIASM (talk | contribs) (→Solution 1 (Use Tables to Organize Information)) | ||
m | 07:56 (cur | prev) . . (+30) . . MRENTHUSIASM (talk | contribs) (→Solution 1 (Use Tables to Organize Information): Improved formatting.) | ||
m | 00:31 (cur | prev) . . (+36) . . MRENTHUSIASM (talk | contribs) (→Solution 1 (Use Tables to Organize Information): Fixed the alignments of table. Also, lengthened the arrows.) |
16:51 | 2021 AMC 10A Problems/Problem 11 (2 changes | history) . . (0) . . [Jackzhou (2×)] | ||
16:51 (cur | prev) . . (+106) . . Jackzhou (talk | contribs) (→Video Solution) | |||
16:51 (cur | prev) . . (-106) . . Jackzhou (talk | contribs) (→Video Solution (Simple and Quick)) |
16:50 | 2021 AMC 12A Problems/Problem 9 (4 changes | history) . . (-21) . . [Jackzhou; Thestudyofeverything (3×)] | ||
16:50 (cur | prev) . . (+85) . . Jackzhou (talk | contribs) (→Video Solution by Aaron He) | |||
16:37 (cur | prev) . . (-105) . . Thestudyofeverything (talk | contribs) (→Video Solution (Quick & Simple)) | |||
16:35 (cur | prev) . . (+105) . . Thestudyofeverything (talk | contribs) (→Video Solution by Aaron He) | |||
16:34 (cur | prev) . . (-106) . . Thestudyofeverything (talk | contribs) (→Video Solution (Quick and Simple)) |
16:50 | 2021 AMC 10A Problems/Problem 2 (4 changes | history) . . (+13) . . [Jackzhou; Thestudyofeverything (3×)] | ||
16:50 (cur | prev) . . (-49) . . Thestudyofeverything (talk | contribs) (→Video Solution) | |||
16:49 (cur | prev) . . (+108) . . Thestudyofeverything (talk | contribs) (→Video Solution) | |||
16:49 (cur | prev) . . (-96) . . Thestudyofeverything (talk | contribs) (→Video Solution (Simple)) | |||
16:43 (cur | prev) . . (+50) . . Jackzhou (talk | contribs) (→Video Solution #1(Setting Variables)) |
16:48 | 2020 AIME II Problems/Problem 10 (7 changes | history) . . (+1,257) . . [Timz2005 (2×); Ccx09 (5×)] | ||
16:48 (cur | prev) . . (+55) . . Timz2005 (talk | contribs) (→Video solution) | |||
16:46 (cur | prev) . . (+103) . . Timz2005 (talk | contribs) (→Video Solution) | |||
00:48 (cur | prev) . . (-6) . . Ccx09 (talk | contribs) (→Solution 6 (similar ideas to Solution 1, but faster)) | |||
00:47 (cur | prev) . . (+2) . . Ccx09 (talk | contribs) (→Solution 6 (similar ideas to Solution 1, but faster)) | |||
00:46 (cur | prev) . . (0) . . Ccx09 (talk | contribs) (→Solution 6 (similar ideas to Solution 1, but faster)) | |||
00:45 (cur | prev) . . (+2) . . Ccx09 (talk | contribs) (→Solution 5 (similar ideas to Solution 1, but faster)) | |||
00:44 (cur | prev) . . (+1,101) . . Ccx09 (talk | contribs) (→Solution 5) |
16:48 | 2021 AMC 10A Problems/Problem 1 (4 changes | history) . . (+61) . . [Thestudyofeverything (2×); Jackzhou (2×)] | ||
16:48 (cur | prev) . . (+106) . . Thestudyofeverything (talk | contribs) (→Video Solution) | |||
16:47 (cur | prev) . . (-96) . . Thestudyofeverything (talk | contribs) (→Video Solution (Simple)) | |||
16:42 (cur | prev) . . (0) . . Jackzhou (talk | contribs) (→Video Solution =) | |||
16:42 (cur | prev) . . (+51) . . Jackzhou (talk | contribs) (→Video Solution #0(Very Very Quick Computation)) |
16:46 | 2021 AMC 10A Problems/Problem 6 (2 changes | history) . . (+1) . . [Jackzhou (2×)] | ||
16:46 (cur | prev) . . (+108) . . Jackzhou (talk | contribs) (→Video Solution (Using Speed, Time, Distance)) | |||
16:45 (cur | prev) . . (-107) . . Jackzhou (talk | contribs) (→Video Solution 2(Simple and Quick)) |
16:45 | 2021 AMC 10A Problems/Problem 5 (2 changes | history) . . (0) . . [Jackzhou (2×)] | ||
16:45 (cur | prev) . . (+106) . . Jackzhou (talk | contribs) (→Video Solution) | |||
16:45 (cur | prev) . . (-106) . . Jackzhou (talk | contribs) (→Video Solution (Simple and Quick)) |
16:44 | 2021 AMC 10A Problems/Problem 15 (2 changes | history) . . (0) . . [Thestudyofeverything (2×)] | ||
16:44 (cur | prev) . . (+106) . . Thestudyofeverything (talk | contribs) (→Video Solution (Use of Combonatorics and Algebra)) | |||
16:44 (cur | prev) . . (-106) . . Thestudyofeverything (talk | contribs) (→Video Solution (Quick and Simple)) |
16:43 | 2021 AMC 12A Problems/Problem 3 (2 changes | history) . . (+1) . . [Jackzhou (2×)] | ||
16:43 (cur | prev) . . (+97) . . Jackzhou (talk | contribs) (→Video Solution by North America Math Contest Go Go Go) | |||
16:43 (cur | prev) . . (-96) . . Jackzhou (talk | contribs) (→Video Solution (Simple)) |
16:41 | 2020 AIME II Problems/Problem 4 (diff | hist) . . (+104) . . Timz2005 (talk | contribs) (→Video Solution) |
16:33 | 2021 AMC 12A Problems/Problem 7 (2 changes | history) . . (0) . . [Thestudyofeverything (2×)] | ||
16:33 (cur | prev) . . (+106) . . Thestudyofeverything (talk | contribs) (→Video Solution by Aaron He (Trivial Inequality)) | |||
16:31 (cur | prev) . . (-106) . . Thestudyofeverything (talk | contribs) (→Video Solution (Simple and Quick)) |
16:31 | 2021 AMC 12A Problems/Problem 5 (2 changes | history) . . (0) . . [Thestudyofeverything (2×)] | ||
16:31 (cur | prev) . . (+105) . . Thestudyofeverything (talk | contribs) (→Video Solution by Aaron He) | |||
16:30 (cur | prev) . . (-105) . . Thestudyofeverything (talk | contribs) (→Video Solution, Simple and Quick) |
16:29 | 2021 AMC 12A Problems/Problem 4 (2 changes | history) . . (-2) . . [Thestudyofeverything (2×)] | ||
16:29 (cur | prev) . . (+105) . . Thestudyofeverything (talk | contribs) (→Video Solution by Aaron He (Sets)) | |||
16:28 (cur | prev) . . (-107) . . Thestudyofeverything (talk | contribs) (→Video Solution (Simple and Quick)) |
16:29 | 2020 AIME II Problems/Problem 3 (diff | hist) . . (+104) . . Timz2005 (talk | contribs) (→Video Solution) |
16:25 | 2020 AIME II Problems/Problem 1 (diff | hist) . . (+105) . . Timz2005 (talk | contribs) (→Video Solution) |
m 13:14 | 1989 AHSME Problems/Problem 24 (diff | hist) . . (0) . . Icewolf10 (talk | contribs) (corrected number in one pair) |
12:51 | 1991 AIME Problems/Problem 9 (2 changes | history) . . (+1,219) . . [Chessmaster20000 (2×)] | ||
12:51 (cur | prev) . . (-1) . . Chessmaster20000 (talk | contribs) (→Solution 8) | |||
12:51 (cur | prev) . . (+1,220) . . Chessmaster20000 (talk | contribs) (→Solution) |
m 12:49 | 2006 AIME II Problems/Problem 5 (diff | hist) . . (0) . . Dudavid (talk | contribs) (→Solution 2) |
12:22 | Reduced fraction (diff | hist) . . (+63) . . Wiselion (talk | contribs) |
m 12:16 | 2021 AMC 12A Problems/Problem 21 (2 changes | history) . . (+159) . . [MRENTHUSIASM (2×)] | ||
m | 12:16 (cur | prev) . . (0) . . MRENTHUSIASM (talk | contribs) (→Solution 2 (Three Variables, Three Equations): Changed all \mathbb{E} to \mathcal E) | ||
m | 12:13 (cur | prev) . . (+159) . . MRENTHUSIASM (talk | contribs) (→Problem: Pursued exact wording as the "Problems" page.) |
m 12:11 | 2021 AMC 12A Problems (diff | hist) . . (+10) . . MRENTHUSIASM (talk | contribs) (→Problem 21: Changed all Es to $\mathcal E$.) |
12:08 | 2016 AIME II Problems/Problem 12 (diff | hist) . . (+16) . . Chrisdiamond10 (talk | contribs) |
11:58 | AoPS Wiki:Competition ratings (diff | hist) . . (+34) . . Lzqq (talk | contribs) (→Purple Comet) |
08:55 | 2021 AMC 10B Problems/Problem 8 (4 changes | history) . . (+67) . . [MRENTHUSIASM (4×)] | ||
08:55 (cur | prev) . . (+1) . . MRENTHUSIASM (talk | contribs) (→Solution 3.1 (Illustration of Solution 1--Considers Only 5 Squares): Made the red lines on the top layer now.) | |||
m | 08:25 (cur | prev) . . (+54) . . MRENTHUSIASM (talk | contribs) (→Solution 3 (Illustrations of Solutions 1 and 2): Signed the diagrams using comments.) | ||
m | 07:10 (cur | prev) . . (+10) . . MRENTHUSIASM (talk | contribs) (→Solution 3.1 (Illustration of Solution 1--Only Considers 5 Squares): Added in that A=15^2 and B=13^2.) | ||
m | 00:54 (cur | prev) . . (+2) . . MRENTHUSIASM (talk | contribs) (→Solution 3 (Illustrations of Solutions 1 and 2)) |
m 04:41 | Olympiad Archive (diff | hist) . . (-12) . . Repzram06 (talk | contribs) (→National Olympiads/Competitions) |
01:18 | AMC historical results (diff | hist) . . (-4) . . Jy2020 (talk | contribs) (→AMC 10B) |
m 00:47 | 2021 AMC 12A Problems/Problem 13 (2 changes | history) . . (+123) . . [MRENTHUSIASM (2×)] | ||
m | 00:47 (cur | prev) . . (+2) . . MRENTHUSIASM (talk | contribs) (→Solution 2 (Radians): Centered the "Re" in the table column.) | ||
m | 00:06 (cur | prev) . . (+121) . . MRENTHUSIASM (talk | contribs) (→Solution 2 (Radians): The array looks much better now! :)) |
m 00:36 | 2021 AMC 12A Problems/Problem 18 (diff | hist) . . (-1) . . MRENTHUSIASM (talk | contribs) (→Solution: Edited the alignments.) |
6 March 2021
23:26 | 2021 AMC 10B Problems/Problem 8 (5 changes | history) . . (+1,380) . . [MRENTHUSIASM (5×)] | ||
m | 23:26 (cur | prev) . . (+12) . . MRENTHUSIASM (talk | contribs) (→Solution 3.1 (Illustration of Solution 1--Only Considers 5 Squares): Improved formatting of the block.) | ||
m | 23:19 (cur | prev) . . (+37) . . MRENTHUSIASM (talk | contribs) (→Solution 3: Added title.) | ||
m | 23:16 (cur | prev) . . (+81) . . MRENTHUSIASM (talk | contribs) (→Solution 3.1 (Illustration of Solution 1--Only Considers 5 Squares): Improved explanations.) | ||
23:03 (cur | prev) . . (+1,255) . . MRENTHUSIASM (talk | contribs) (→Solution 3 (Full Version of Solution 2): Provided illustrations for Solutions 1 and 2.) | |||
m | 22:03 (cur | prev) . . (-5) . . MRENTHUSIASM (talk | contribs) (→Diagram: Deleted commas in the diagram.) |
m 21:40 | Reduced fraction (diff | hist) . . (+2) . . Wiselion (talk | contribs) |
21:03 | 2004 AMC 8 Problems/Problem 5 (diff | hist) . . (+110) . . Lamphead (talk | contribs) (→Problem) |
m 20:55 | 2017 AIME I Problems/Problem 10 (diff | hist) . . (+1) . . My aops lessons (talk | contribs) (→Bashy Solution :)) |
N 20:09 | Pascal's Bomb (2 changes | history) . . (+2,763) . . [Mathhayden (2×)] | ||
20:09 (cur | prev) . . (-29) . . Mathhayden (talk | contribs) | |||
N | 20:08 (cur | prev) . . (+2,792) . . Mathhayden (talk | contribs) (Created page with "Pascal's Bomb(Introduction) Pascal's Bomb is a (not)widely known theorem, applying it will solve almost every problem. However, the concept is quite hard to grasp, yet it is v...") |
20:07 | 2021 AIME II Problems/Problem 1 (2 changes | history) . . (-71) . . [Timz2005 (2×)] | ||
20:07 (cur | prev) . . (+11) . . Timz2005 (talk | contribs) (→Problem) | |||
20:06 (cur | prev) . . (-82) . . Timz2005 (talk | contribs) (→Problem) |
N 19:41 | Oregon MathCounts (diff | hist) . . (+547) . . Burkinafaso (talk | contribs) (Created page with "The 2020 Oregon MATHCOUNTS team consisted of Justin Xia, Ryan Liu, Derek Aslan, and Ethan Zhang. They were not able to compete at the National Finals as they were cancelled d...") |
19:18 | 2021 GCIME Problems (diff | hist) . . (+1,130) . . Sugar rush (talk | contribs) (5 problems remaining) |
m 18:29 | User:Piphi (2 changes | history) . . (0) . . [Justinsun (2×)] | ||
m | 18:29 (cur | prev) . . (0) . . Justinsun (talk | contribs) (→User Count) | ||
m | 18:28 (cur | prev) . . (0) . . Justinsun (talk | contribs) (→User Count) |
m 18:27 | User:Piphi/Chess (diff | hist) . . (+24) . . Justinsun (talk | contribs) (→Signups) |
m 18:08 | 2020 AIME II Problems/Problem 13 (diff | hist) . . (0) . . Theepiccarrot7 (talk | contribs) |
17:49 | 2012 AIME I Problems/Problem 3 (diff | hist) . . (+103) . . Bever209 (talk | contribs) (→Solution 2) |
17:45 | Least common multiple (diff | hist) . . (+33) . . Myusername1111 (talk | contribs) (→Brute force) |