9 August 2023

• curprev 01:3601:36, 9 August 2023 Lizhuohua talk contribs 5,980 bytes −356 Remove solution 6, since f(x) is not concave.

7 April 2021

• curprev 20:5920:59, 7 April 2021 Sae123 talk contribs 6,336 bytes +357 No edit summary

24 September 2017

• curprev 05:5805:58, 24 September 2017 Rd1452002 talk contribs m 5,979 bytes −1 →Solution 5
• curprev 05:5705:57, 24 September 2017 Rd1452002 talk contribs 5,980 bytes +1,029 Add 5th solution using Tangent Line Method

26 August 2015

• curprev 12:4412:44, 26 August 2015 Quantummech talk contribs 4,951 bytes +1 →Solution 2

17 July 2014

• curprev 13:1813:18, 17 July 2014 5849206328x talk contribs 4,950 bytes +3,948 →Solution: additional official solutions

4 July 2013

• curprev 12:3912:39, 4 July 2013 Nathan wailes talk contribs 1,002 bytes +15 No edit summary

6 April 2013

• curprev 20:5220:52, 6 April 2013 Yrushi talk contribs m 987 bytes −353 No edit summary

17 September 2012

• curprev 11:0311:03, 17 September 2012 1=2 talk contribs m 1,340 bytes +39 →Resources

13 April 2012

• curprev 19:3219:32, 13 April 2012 JBL talk contribs m 1,301 bytes −20 →Solution

10 April 2012

• curprev 09:5709:57, 10 April 2012 Panjia123 talk contribs 1,321 bytes +30 →Solution

14 April 2009

• curprev 14:4214:42, 14 April 2009 Rjchan18 talk contribs 1,291 bytes −839 No edit summary
• curprev 14:3214:32, 14 April 2009 Rjchan18 talk contribs m 2,130 bytes +13 →Solution
• curprev 14:3214:32, 14 April 2009 Rjchan18 talk contribs m 2,117 bytes −1 →Solution: sorry for the extra ")"
• curprev 14:3114:31, 14 April 2009 Rjchan18 talk contribs m 2,118 bytes +2 ahh. latex fail. came to fix the sqrt thing
• curprev 14:3014:30, 14 April 2009 Rjchan18 talk contribs 2,116 bytes +12 No edit summary
• curprev 14:2814:28, 14 April 2009 Rjchan18 talk contribs 2,104 bytes −12 →Solution
• curprev 14:2714:27, 14 April 2009 Rjchan18 talk contribs 2,116 bytes +32 No edit summary
• curprev 14:2614:26, 14 April 2009 Rjchan18 talk contribs 2,084 bytes +806 another solution to this problem

18 December 2008

• curprev 18:5818:58, 18 December 2008 Minsoens talk contribs 1,278 bytes +801 No edit summary

8 October 2008

• curprev 09:5209:52, 8 October 2008 1=2 talk contribs m 477 bytes −1 →Problem

20 August 2008

• curprev 16:5316:53, 20 August 2008 Minsoens talk contribs 478 bytes +478 New page: == Problem == Let <math>a</math>, <math>b</math>, <math>c</math> be positive real numbers. Prove that <center><math>\dfrac{(2a + b + c)^2}{2a^2 + (b + c)^2} + \dfrac{(2b + c + a)^2}{2b^2 ...