Algebra Examples

${(\frac{x^{2} y^{- 3}}{z^{2}})}^{- 1}$

Step 1

Move $y^{- 3}$ to the denominator using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

${(\frac{x^{2}}{z^{2} y^{3}})}^{- 1}$

Step 2

Change the sign of the exponent by rewriting the base as its reciprocal.

$\frac{z^{2} y^{3}}{x^{2}}$