1 July 2025

• curprev 15:5815:58, 1 July 2025 Sevenoptimus talk contribs 916 bytes +1 No edit summary
• curprev 15:5815:58, 1 July 2025 Sevenoptimus talk contribs m 915 bytes −13 Improved formatting of answer choices
• curprev 15:0215:02, 1 July 2025 Sevenoptimus talk contribs 928 bytes +19 Improved formatting and explanations

25 December 2022

• curprev 18:0518:05, 25 December 2022 Charles3829 talk contribs m 909 bytes +65 →Video Solution

7 December 2021

• curprev 10:2810:28, 7 December 2021 Dairyqueenxd talk contribs 844 bytes +14 →Solution
• curprev 10:2710:27, 7 December 2021 Dairyqueenxd talk contribs 830 bytes −10 →Problem

22 April 2021

• curprev 14:0114:01, 22 April 2021 Etvat talk contribs 840 bytes −29 No edit summary

20 January 2021

• curprev 21:2021:20, 20 January 2021 Jackshi2006 talk contribs 869 bytes +2 →Solution
• curprev 21:2021:20, 20 January 2021 Jackshi2006 talk contribs 867 bytes +6 →Solution

30 October 2020

• curprev 19:5919:59, 30 October 2020 Thestudyofeverything talk contribs 861 bytes +18 →Solution
• curprev 19:3319:33, 30 October 2020 Thestudyofeverything talk contribs 843 bytes +12 →Solution
• curprev 19:3219:32, 30 October 2020 Thestudyofeverything talk contribs 831 bytes +45 →Solution
• curprev 19:3219:32, 30 October 2020 Thestudyofeverything talk contribs 786 bytes +29 →See Also: https://youtu.be/OT47ZnF5MPY

25 June 2020

• curprev 10:5010:50, 25 June 2020 Thunderblitz123 talk contribs 757 bytes −29 →Solution 2
• curprev 10:4710:47, 25 June 2020 Thunderblitz123 talk contribs 786 bytes +13 →Solution 2
• curprev 10:4710:47, 25 June 2020 Thunderblitz123 talk contribs 773 bytes +17 →Solution

15 December 2018

• curprev 14:5114:51, 15 December 2018 Erics118 talk contribs m 756 bytes −19 →See Also

4 July 2013

• curprev 10:2810:28, 4 July 2013 Nathan wailes talk contribs 775 bytes +15 No edit summary

5 February 2010

• curprev 19:5519:55, 5 February 2010 Limac talk contribs 760 bytes +2 →Problem

24 December 2009

• curprev 14:3414:34, 24 December 2009 Yaofan talk contribs 758 bytes −1 →Problem
• curprev 14:3414:34, 24 December 2009 Yaofan talk contribs 759 bytes +7 →Problem
• curprev 14:3314:33, 24 December 2009 Yaofan talk contribs 752 bytes +1 →Problem

3 August 2006

• curprev 20:4320:43, 3 August 2006 Xantos C. Guin talk contribs m 751 bytes +44 added category

1 August 2006

• curprev 17:4617:46, 1 August 2006 Xantos C. Guin talk contribs 707 bytes +707 added problem and solution