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Posted by Skye on Monday, June 2, 2014 at 5:07pm.

simplify ^5 square root x^20

the fifth-root of x^20 is (x^20)^(1/5) = x^(20 * 1/5) = x^4 Because (x^4)^5 = x^20 Roots are just fractional powers.

Thank you very much!!!

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