Art of Problem Solving

2021 Fall AMC 12B Problems/Problem 9: Revision history

Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.

11 November 2025

10 July 2023

2 June 2023

13 January 2023

30 December 2022

29 December 2022

14 October 2022

31 July 2022

27 June 2022

26 April 2022

9 January 2022

8 January 2022

25 November 2021

24 November 2021

23 November 2021