Simplify Each Expression $3^{-5}$ (B) $\left(27 x^{12}\right)^{2 / 3}$ (C) $\left(\frac{9}{16}\right)^{-3 / 2}$

Short Answer

Simplify each expression. Assume that all variables represent positive real numbers.
(a) $3^{-5}$
(b) $\left(27 x^{12}\right)^{2 / 3}$
(c) $\left(\frac{9}{16}\right)^{-3 / 2}$