Basic Math Examples

$7 y^{- 5} z^{3}$

Step 1

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$7 \frac{1}{y^{5}} z^{3}$

Step 2

Combine $7$ and $\frac{1}{y^{5}}$ .

$\frac{7}{y^{5}} z^{3}$

Step 3

Combine $\frac{7}{y^{5}}$ and $z^{3}$ .

$\frac{7 z^{3}}{y^{5}}$