Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.

(3y(2/3))^-3

2 answers

(3Y(2/3))^-3 =
(6Y/3)^-3 =
(2Y)^-3 = 2^-3Y^-3 = 1/(2^3Y^3)=1/8Y^3.
(3y 2/3)-3
rewrite with positive exponents. assume that even roots are nonzero quantities and the denominator are nonzero