Trying my first abstract algebra problem in 14 years!

Thankfully, I still remember some abstract algebra : ) We are going to show that in a group G, if a^2=1 for every a in G, then gh=hg for every g, h in G. This is a question from a viewer. ---------------------------------------- 🛍 Shop my math t-shirt & hoodies: https://amzn.to/3qBeuw6 👉 Support this channel and get more content https://www.patreon.com/blackpenredpen ---------------------------------------- A big thank you to my Tier 2 Patreon members for the support! Ben D Grant S MarkM Michael Z alexsendler48 Akemi H Jack P Highview B Camila B Archer Michelle L Emma Subotai B Zero Nerd Kian T Jason Kevin Y Ryan M kelvin P 형우 Sebastian C Erik P Joe A Mister H Nicholas W BABBA d VDPenny Torbjörn K Shy Ricardo M stephanie s Chris B ---------------------------------------- #blackpenredpen #math #calculus #mathtutorials