Nested square roots: why? when? how?

This is perhaps the first time you must learn how to simplify a nested square root expression. Evaluating sin(15 deg) with three methods:    • sin(15 degrees) = ?   Shop my math t-shirts & hoodies on Amazon: 👉 https://amzn.to/3qBeuw6 ----------------------------- I help students master the basics of math. You can show your support and help me create even better content by becoming a patron on Patreon 👉   / blackpenredpen  . Every bit of support means the world to me and motivates me to keep bringing you the best math lessons! Thank you! ----------------------------- #math #algebra #mathbasics