SOLUTION: 3squareroot of y7(7th power) i need help simplifying this radical expression.

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Question 50292: 3squareroot of y7(7th power)
i need help simplifying this radical expression.
Answer by tutorcecilia(2152) About Me  (Show Source):
You can put this solution on YOUR website!
%283sqrt%28y%5E7%29+%29
%283sqrt%28y%5E2y%5E2y%5E2y%29+%29 [Factor the "y" term]
%283%28yyy%29sqrt%28y%29+%29 [Remove as many "squares of y" as possible]

%283y%5E3%29sqrt%28y%29+%29 [Simplify]