Question

If x^(1 over 3) = y^2, which of the following must be equivalent to x?

(A) y^(1 over 6)
(B) y^(2 over 3)
(C) y^(3 over 2)
(D) y^3
(E) y^6

Answer 1

`x^{\tfrac{1}{3}}=y^2\\ x=(y^2)^3\\ x=y^6`