# How do you simplify x^9y^0?

Jan 24, 2016

${x}^{9} {y}^{0} = {x}^{9}$ with exclusion $y \ne 0$

#### Explanation:

If $y \ne 0$ then ${y}^{0} = 1$.

If $y = 0$ then ${y}^{0}$ is undefined.

So:

${x}^{9} {y}^{0} = {x}^{9}$ with exclusion $y \ne 0$