SOLUTION: am doing simplify radiacl expression could u show me how to work - squared 80

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Question 254379: am doing simplify radiacl expression could u show me how to work - squared 80
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Do you mean sqrt(80)?
Do you want the squareroot or the square?
sqrt(80)=sqrt(4*20)=4sqrt(5)
Find factors of the numbers involved.
(4*4)*5=80
5 is prime and has no factors