SOLUTION: Simplify 5√ d^15 I have come up with both d^3 and d^5 but want to know which one is correct. thank you.

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Question 338553: Simplify 5√ d^15
I have come up with both d^3 and d^5 but want to know which one is correct. thank you.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
It's d%5E%2815%2F5%29+=+d%5E3
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If you think it's either d^3 or d^5, sub a small number for d and try it.
d = 2
2^15 = 32768
2^3 = 8
2^5 = 32
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Then try them
8^5 = 32768 it works d^3 works
32^5 = 33554432 d^5 doesn't work