Simplify Each Expression $(-2)^{-5}$ (B) $\left(125 y^{6}\right)^{2 / 3}$ (C) $\left(\frac{27}{8}\right)^{-2 / 3}$

Short Answer

Simplify each expression. Assume that all variables represent positive real numbers.
(a) $(-2)^{-5}$
(b) $\left(125 y^{6}\right)^{2 / 3}$
(c) $\left(\frac{27}{8}\right)^{-2 / 3}$