Pre-Algebra Examples

$4 x^{- 7}$

Step 1

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

$4 \frac{1}{x^{7}}$

Step 2

Combine $4$ and $\frac{1}{x^{7}}$ .

$\frac{4}{x^{7}}$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$