SOLUTION: is 9y^7 a perfect square? if so what is the square root of it?

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Question 546271: is 9y^7 a perfect square? if so what is the square root of it?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
is 9y^7 a perfect square? if so what is the square root of it?
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No it is not: because 7 is not an even exponent.
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sqrt(9y^7) = sqrt(9y^6)*sqrt(y) = 3y^3*sqrt(y) or 3y^(7/2)
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Cheers,
Stan H.
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