Like what you saw?
Start your free trial and get immediate access to:
Watch 1-minute preview of this video


Get immediate access to:
Your video will begin after this quick intro to Brightstorm.

Introduction to Radicals - Problem 7 305 views

Most people simplify radicals by looking for perfect square factors, but this is an alternative method that works for other roots besides square roots. Create a factor tree, and look at only the bottom, prime number leaves. If you're doing a square root, pairs of numbers represent a factor outside the radical; a cube root, trios of the same number, and so forth. Any prime "leaf" that is left without a pair (or trio) will remain inside the radical.

Transcript Coming Soon!

Stuck on a Math Problem?

Ask Genie for a step-by-step solution