If x^2/3=y, what does x^4 equal in terms of y?
(A)y^2
(B)y^8/3
(C)y^3
(D)y^5
(E) y^6
Please use parentheses when you submit a question like this. Technically, you said , even though I’m pretty sure you meant . Anyway…
First raise each side to the 3rd power to get rid of the fractional exponent:
Now square both sides to get to :