Rewrite the following using an exponent law.
$\left(\frac{a}{b}\right)^3=\frac{\left(\editable{}\right)^{\editable{}}}{\left(\editable{}\right)^{\editable{}}}$(ab)3=()()
Simplify the following, giving your answer with a positive exponent: $\left(\frac{a}{b}\right)^{-5}$(ab)−5
Simplify the following, giving your answer with a positive exponent: $\left(\frac{1}{b}\right)^3$(1b)3
Simplify, and evaluate where possible, the following expression:
$\left(\frac{a}{2}\right)^4$(a2)4