Media Summary: Show that 42 divides n⁷-n for any positive integer n. H/T to University of Toronto for this question and more like it: ... Join this channel to get access to perks:→ My merch → Check out the book here: Support the channel Patreon:
A Number Theory Problem Featuring - Detailed Analysis & Overview
Show that 42 divides n⁷-n for any positive integer n. H/T to University of Toronto for this question and more like it: ... Join this channel to get access to perks:→ My merch → Check out the book here: Support the channel Patreon: This one's from the 1998 International Math Olympiad and was pretty fun to solve. Didn't need any knowledge beyond elementary ...
