# How do you rewrite (y^-3)^-4 using a positive exponent?

Oct 20, 2015

${y}^{12}$

#### Explanation:

Using the law of exponents

${\left({y}^{m}\right)}^{n} = {y}^{m n}$

we may write this question as ${\left({y}^{- 3}\right)}^{- 4} = {y}^{12}$