11 August 2025

• curprev 21:1921:19, 11 August 2025 E is 2.7182818 talk contribs 2,039 bytes +18 →Solution
• curprev 21:1921:19, 11 August 2025 E is 2.7182818 talk contribs m 2,021 bytes +13 →Solution
• curprev 21:1821:18, 11 August 2025 E is 2.7182818 talk contribs m 2,008 bytes +4 →Solution
• curprev 21:1821:18, 11 August 2025 E is 2.7182818 talk contribs m 2,004 bytes +13 →Solution
• curprev 21:1721:17, 11 August 2025 E is 2.7182818 talk contribs m 1,991 bytes −5 →Solution

27 September 2021

• curprev 23:5423:54, 27 September 2021 CoolCarsOnTheRun talk contribs 1,996 bytes +1 Add missing parenthesis on option D

10 January 2016

• curprev 14:1114:11, 10 January 2016 Eudokia talk contribs m 1,995 bytes 0 Fixed broken Latex (answer choices)

5 April 2015

• curprev 23:0023:00, 5 April 2015 IMOJonathan talk contribs m 1,995 bytes −2 No edit summary

29 January 2014

• curprev 10:2310:23, 29 January 2014 Lightest talk contribs 1,997 bytes +1 →Solution
• curprev 10:2310:23, 29 January 2014 Lightest talk contribs 1,996 bytes +34 →Solution
• curprev 10:2210:22, 29 January 2014 Lightest talk contribs 1,962 bytes −279 →Solution

3 July 2013

• curprev 13:0413:04, 3 July 2013 Rrusczyk talk contribs 2,241 bytes +15 →See also

7 April 2013

• curprev 08:5908:59, 7 April 2013 JWK750 talk contribs 2,226 bytes +45 →See also

25 February 2013

• curprev 14:0414:04, 25 February 2013 Lightest talk contribs 2,181 bytes −202 →Solution

22 February 2013

• curprev 20:3620:36, 22 February 2013 Flyingpenguin talk contribs 2,383 bytes +17 →Solution
• curprev 20:3220:32, 22 February 2013 Flyingpenguin talk contribs 2,366 bytes +1,882 →Solution
• curprev 17:1417:14, 22 February 2013 Aplus95 talk contribs 484 bytes +77 No edit summary
• curprev 15:0015:00, 22 February 2013 Zverevab talk contribs 407 bytes +407 Created page with "==Problem== For <math>135^\circ < x < 180^\circ</math>, points <math>P=(\cos x, \cos^2 x), Q=(\cot x, \cot^2 x), R=(\sin x, \sin^2 x)</math> and <math>S =(\tan x, \tan^2 x)</math..."