SOLUTION: the square root of 80m^2

Question 117469: the square root of 80m^2
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression
Factor into

Break up the square root using the identity

Take the square root of the perfect square to get 4

Take the square root of the perfect squares to get

Multiply the common terms
Rearrange the terms