Basic Math Examples

$\sqrt{100} \cdot \sqrt{- 1}$

Step 1

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

$\sqrt{100} \cdot i$

Step 2

Rewrite $100$ as $10^{2}$ .

$\sqrt{10^{2}} \cdot i$

Step 3

Pull terms out from under the radical, assuming positive real numbers.

$10 i$