Precalculus Examples

$\sqrt{- 41}$

Step 1

Rewrite $- 41$ as $- 1 (41)$ .

$\sqrt{- 1 (41)}$

Step 2

Rewrite $\sqrt{- 1 (41)}$ as $\sqrt{- 1} \cdot \sqrt{41}$ .

$\sqrt{- 1} \cdot \sqrt{41}$

Step 3

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

$i \sqrt{41}$