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posted by amber on Friday, February 8, 2013 at 8:28am.

Simplify the third root of 4 over the fifth root of 8

4^(1/3) = 2^(2/3) 8^(1/5) = 2^(3/5) so, we have 2^(2/3) / 2^(3/5) = 2^(1/15) = fifteenthroot(2)

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