Algebra Examples

$\sqrt{- 31}$

Step 1

Rewrite $- 31$ as $- 1 (31)$ .

$\sqrt{- 1 (31)}$

Step 2

Rewrite $\sqrt{- 1 (31)}$ as $\sqrt{- 1} \cdot \sqrt{31}$ .

$\sqrt{- 1} \cdot \sqrt{31}$

Step 3

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

$i \sqrt{31}$