Trigonometry Examples

$\sqrt{25 - 144}$

Step 1

Subtract $144$ from $25$ .

$\sqrt{- 119}$

Step 2

Rewrite $- 119$ as $- 1 (119)$ .

$\sqrt{- 1 (119)}$

Step 3

Rewrite $\sqrt{- 1 (119)}$ as $\sqrt{- 1} \cdot \sqrt{119}$ .

$\sqrt{- 1} \cdot \sqrt{119}$

Step 4

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

$i \sqrt{119}$