User contributions
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- 22:32, 4 February 2015 (diff | hist) . . (+623) . . N 2015 AMC 12A Problems/Problem 14 (Created page with "==Problem 14== What is the value of <math>a</math> for which <math>\frac{1}{\text{log}_2a} + \frac{1}{\text{log}_3a} + \frac{1}{\text{log}_4a} = 1</math>? <math> \textbf{(A)}\ ...")
- 21:44, 4 February 2015 (diff | hist) . . (+3) . . m 2015 AMC 10A Problems/Problem 25 (→Solution)
- 21:43, 4 February 2015 (diff | hist) . . (+233) . . 2015 AMC 10A Problems/Problem 25 (→Solution)
- 21:40, 4 February 2015 (diff | hist) . . (+15) . . m 2015 AMC 10A Problems/Problem 25 (→Solution)
- 21:39, 4 February 2015 (diff | hist) . . (+1,882) . . 2015 AMC 10A Problems/Problem 25
- 21:24, 4 February 2015 (diff | hist) . . (+393) . . 2015 AMC 10A Problems/Problem 14 (→Solution)
- 20:50, 4 February 2015 (diff | hist) . . (+93) . . 2015 AMC 10A Problems/Problem 7 (→Solution)
- 20:49, 4 February 2015 (diff | hist) . . (+15) . . m 2015 AMC 10A Problems/Problem 21
- 20:49, 4 February 2015 (diff | hist) . . (+1,422) . . 2015 AMC 10A Problems/Problem 21
- 20:04, 4 February 2015 (diff | hist) . . (+1,626) . . 2015 AMC 10A Problems/Problem 22
- 19:51, 4 February 2015 (diff | hist) . . (+687) . . 2015 AMC 10A Problems/Problem 13
- 19:46, 4 February 2015 (diff | hist) . . (+1) . . m 2015 AMC 10A Problems/Problem 19 (→Solution 2)
- 19:45, 4 February 2015 (diff | hist) . . (+4) . . 2015 AMC 10A Problems/Problem 19 (→Solution)
- 19:45, 4 February 2015 (diff | hist) . . (+636) . . 2015 AMC 10A Problems/Problem 19
- 19:39, 4 February 2015 (diff | hist) . . (+1,249) . . 2015 AMC 10A Problems/Problem 24
- 19:33, 4 February 2015 (diff | hist) . . (+352) . . 2015 AMC 10A Problems/Problem 23
- 19:26, 4 February 2015 (diff | hist) . . (0) . . 2015 AMC 10A Problems/Problem 17 (→Solution)
- 19:25, 4 February 2015 (diff | hist) . . (-222) . . 2015 AMC 10A Problems/Problem 17 (→Solution)
- 19:22, 4 February 2015 (diff | hist) . . (+7) . . m 2015 AMC 10A Problems/Problem 11 (→Solution)
- 19:21, 4 February 2015 (diff | hist) . . (+6) . . 2015 AMC 10A Problems/Problem 11 (→Solution)
- 19:21, 4 February 2015 (diff | hist) . . (+768) . . 2015 AMC 10A Problems/Problem 11
- 19:17, 4 February 2015 (diff | hist) . . (+850) . . N 2015 AMC 10A Problems/Problem 18 (Created page with "==Problem 18== Hexadecimal (base-16) numbers are written using numeric digits <math>0</math> through <math>9</math> as well as the letters <math>A</math> through <math>F</math> t...")
- 19:10, 4 February 2015 (diff | hist) . . (+548) . . 2015 AMC 10A Problems/Problem 16
- 19:06, 4 February 2015 (diff | hist) . . (+11) . . 2015 AMC 12A Problems/Problem 2 (→Solution)
- 19:06, 4 February 2015 (diff | hist) . . (+331) . . 2015 AMC 12A Problems/Problem 2
- 23:28, 31 January 2015 (diff | hist) . . (+552) . . 2009 AMC 12B Problems/Problem 21 (→Solution)
- 22:16, 4 January 2015 (diff | hist) . . (-39) . . 2004 AMC 10A Problems/Problem 20 (→Solution 2 (Non-trig))
- 22:13, 4 January 2015 (diff | hist) . . (+634) . . 2004 AMC 10A Problems/Problem 20
- 17:55, 5 October 2014 (diff | hist) . . (0) . . m 1988 USAMO Problems/Problem 2 (→Solution 2)
- 17:54, 5 October 2014 (diff | hist) . . (+606) . . 1988 USAMO Problems/Problem 2 (→Solution)
- 17:45, 5 October 2014 (diff | hist) . . (0) . . 1988 USAMO Problems/Problem 1 (→Solution 2)
- 17:45, 5 October 2014 (diff | hist) . . (+673) . . 1988 USAMO Problems/Problem 1 (→Solution)
- 11:28, 5 October 2014 (diff | hist) . . (+66) . . 1999 USAMO Problems/Problem 2 (→Solution)
- 11:27, 5 October 2014 (diff | hist) . . (+1) . . 1999 USAMO Problems/Problem 2 (→Solution)
- 11:26, 5 October 2014 (diff | hist) . . (-243) . . 1999 USAMO Problems/Problem 2 (→Solution)
- 11:23, 5 October 2014 (diff | hist) . . (+1,401) . . 1999 USAMO Problems/Problem 2
- 16:29, 28 September 2014 (diff | hist) . . (0) . . 1999 USAMO Problems/Problem 4 (→Solution 2)
- 16:27, 28 September 2014 (diff | hist) . . (+85) . . 1999 USAMO Problems/Problem 4 (→Problem)
- 16:26, 28 September 2014 (diff | hist) . . (-12) . . 1999 USAMO Problems/Problem 4 (→Solution 2)
- 16:25, 28 September 2014 (diff | hist) . . (+1,154) . . 1999 USAMO Problems/Problem 4 (→Solution)
- 23:32, 21 September 2014 (diff | hist) . . (+26) . . 1977 Canadian MO Problems/Problem 1 (→Solution)
- 23:32, 21 September 2014 (diff | hist) . . (+344) . . 1977 Canadian MO Problems/Problem 1
- 23:28, 21 September 2014 (diff | hist) . . (0) . . 1977 Canadian MO Problems/Problem 2 (→Solution 2) (current)
- 23:27, 21 September 2014 (diff | hist) . . (+699) . . 1977 Canadian MO Problems/Problem 2 (→Solution)
- 20:00, 21 September 2014 (diff | hist) . . (0) . . 2006 Canadian MO Problems/Problem 2 (→Solution 2) (current)
- 19:59, 21 September 2014 (diff | hist) . . (+946) . . 2006 Canadian MO Problems/Problem 2 (→Solution)
- 19:28, 21 September 2014 (diff | hist) . . (+410) . . 2006 Romanian NMO Problems/Grade 9/Problem 3 (→Solution) (current)
- 19:25, 21 September 2014 (diff | hist) . . (+1) . . 2006 Romanian NMO Problems/Grade 9/Problem 3 (→Solution)
- 19:24, 21 September 2014 (diff | hist) . . (+1) . . 2006 Romanian NMO Problems/Grade 9/Problem 3 (→Solution)
- 19:24, 21 September 2014 (diff | hist) . . (+448) . . 2006 Romanian NMO Problems/Grade 9/Problem 3 (→Solution)
- 15:39, 21 September 2014 (diff | hist) . . (-1) . . 1987 IMO Problems/Problem 2 (→Solution 3) (current)
- 15:39, 21 September 2014 (diff | hist) . . (+308) . . 1987 IMO Problems/Problem 2 (→Solution 2)
- 15:34, 21 September 2014 (diff | hist) . . (+156) . . 1987 IMO Problems/Problem 2 (→Solution 2)
- 15:33, 21 September 2014 (diff | hist) . . (+900) . . 1987 IMO Problems/Problem 2 (→Solution)
- 00:13, 15 September 2014 (diff | hist) . . (+499) . . 1988 USAMO Problems/Problem 4 (→Solution)
- 23:59, 14 September 2014 (diff | hist) . . (+1,097) . . 2007 BMO Problems/Problem 1 (→Solution 2) (current)
- 23:50, 14 September 2014 (diff | hist) . . (+71) . . 2007 BMO Problems/Problem 1
- 23:35, 14 September 2014 (diff | hist) . . (+38) . . 1984 IMO Problems/Problem 4 (→Problem)
- 23:34, 14 September 2014 (diff | hist) . . (+29) . . 1984 IMO Problems/Problem 4 (→Solution 2)
- 23:32, 14 September 2014 (diff | hist) . . (+1,295) . . 1984 IMO Problems/Problem 4
- 23:01, 14 September 2014 (diff | hist) . . (+421) . . 1968 IMO Problems/Problem 1
- 15:37, 31 August 2014 (diff | hist) . . (+859) . . 1974 USAMO Problems/Problem 1 (→Solution 1b)
- 15:31, 31 August 2014 (diff | hist) . . (+124) . . 1974 USAMO Problems/Problem 1 (→Problem)
- 15:30, 31 August 2014 (diff | hist) . . (+522) . . 1974 USAMO Problems/Problem 1 (→Solution)
- 20:52, 28 August 2014 (diff | hist) . . (+548) . . Construction (current)
- 20:47, 28 August 2014 (diff | hist) . . (+233) . . Construction
- 19:36, 28 August 2014 (diff | hist) . . (+258) . . Radical axis (→Exercises)
- 19:32, 28 August 2014 (diff | hist) . . (+1,240) . . 1995 IMO Problems/Problem 1 (→Solution 3)
- 19:19, 28 August 2014 (diff | hist) . . (+34) . . 1995 IMO Problems/Problem 1 (→Solution 2)
- 09:54, 28 August 2014 (diff | hist) . . (+694) . . 1995 IMO Problems/Problem 1
- 22:56, 27 August 2014 (diff | hist) . . (+636) . . 1959 IMO Problems/Problem 4
- 22:45, 27 August 2014 (diff | hist) . . (+65) . . 1995 IMO Problems/Problem 1 (→Solution)
- 22:40, 27 August 2014 (diff | hist) . . (0) . . 1995 IMO Problems/Problem 1 (→Solution 2)
- 22:37, 27 August 2014 (diff | hist) . . (+866) . . 1995 IMO Problems/Problem 1 (→Solution)
- 13:58, 25 August 2014 (diff | hist) . . (+52) . . 2013 IMO Problems/Problem 4 (→Solution)
- 13:55, 25 August 2014 (diff | hist) . . (+88) . . 2013 IMO Problems/Problem 4 (→Solution)
- 13:54, 25 August 2014 (diff | hist) . . (+118) . . 2013 IMO Problems/Problem 4 (→Solution)
- 13:51, 25 August 2014 (diff | hist) . . (+3,669) . . N 2013 IMO Problems/Problem 4 (Created page with "==Problem== Let <math>ABC</math> be an acute triangle with orthocenter <math>H</math>, and let <math>W</math> be a point on the side <math>BC</math>, lying strictly between <math...")
- 23:00, 16 August 2014 (diff | hist) . . (+15) . . 1979 USAMO Problems/Problem 3 (→Solution)
- 22:59, 16 August 2014 (diff | hist) . . (-4) . . 1979 USAMO Problems/Problem 3 (→Final Hint)
- 22:12, 16 August 2014 (diff | hist) . . (+114) . . 1979 USAMO Problems/Problem 4 (→Problem)
- 21:55, 16 August 2014 (diff | hist) . . (0) . . 1979 USAMO Problems/Problem 4 (→Solution (trig bash))
- 21:48, 16 August 2014 (diff | hist) . . (+274) . . 1979 USAMO Problems/Problem 4 (→Solution (trig bash))
- 18:24, 16 August 2014 (diff | hist) . . (0) . . 1975 USAMO Problems/Problem 1 (→Proof of Key Lemma)
- 18:24, 16 August 2014 (diff | hist) . . (0) . . 1975 USAMO Problems/Problem 1 (→Proof of Key Lemma)
- 18:23, 16 August 2014 (diff | hist) . . (+97) . . 1975 USAMO Problems/Problem 1 (→Proof of Key Lemma)
- 18:22, 16 August 2014 (diff | hist) . . (+2) . . 1975 USAMO Problems/Problem 1 (→Proof of Key Lemma)
- 18:07, 16 August 2014 (diff | hist) . . (+10) . . 1975 USAMO Problems/Problem 1 (→Proof of Key Lemma)
- 18:06, 16 August 2014 (diff | hist) . . (0) . . 1975 USAMO Problems/Problem 1 (→Proof of Key Lemma)
- 18:06, 16 August 2014 (diff | hist) . . (+36) . . 1975 USAMO Problems/Problem 1 (→Proof of Key Lemma)
- 16:03, 16 August 2014 (diff | hist) . . (-1) . . 1975 USAMO Problems/Problem 1 (→Background Knowledge)
- 16:02, 16 August 2014 (diff | hist) . . (0) . . 1975 USAMO Problems/Problem 1 (→How the Key Lemma Solves the Problem)
- 16:01, 16 August 2014 (diff | hist) . . (-7) . . 1975 USAMO Problems/Problem 1 (→How the Key Lemma Solves the Problem)
- 16:01, 16 August 2014 (diff | hist) . . (0) . . 1975 USAMO Problems/Problem 1 (→How the Key Lemma Solves the Problem)
- 15:59, 16 August 2014 (diff | hist) . . (-96) . . 1975 USAMO Problems/Problem 1 (→Proof of Key Lemma)
- 15:53, 16 August 2014 (diff | hist) . . (+7) . . 1975 USAMO Problems/Problem 1 (→Proof of Key Lemma)
- 15:52, 16 August 2014 (diff | hist) . . (-2) . . 1975 USAMO Problems/Problem 1 (→Background Knowledge)
- 15:51, 16 August 2014 (diff | hist) . . (+14) . . 1975 USAMO Problems/Problem 1 (→Proof of Key Lemma)
- 15:50, 16 August 2014 (diff | hist) . . (-1) . . 1975 USAMO Problems/Problem 1 (→Proof of Key Lemma)
- 15:47, 16 August 2014 (diff | hist) . . (+5,145) . . 1975 USAMO Problems/Problem 1
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