Algebra Examples

${(\sqrt{- 1})}^{3}$

Step 1

Rewrite $\sqrt{- 1}$ as $i$ .

$i^{3}$

Step 2

Factor out $i^{2}$ .

$i^{2} \cdot i$

Step 3

Rewrite $i^{2}$ as $- 1$ .

$- 1 \cdot i$

Step 4

Rewrite $- 1 i$ as $- i$ .

$- i$

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