Trigonometry Examples

$\frac{- 9 - \sqrt{13689}}{2}$

Step 1

Simplify the numerator.

Tap for more steps...

Step 1.1

Rewrite $13689$ as $117^{2}$ .

$\frac{- 9 - \sqrt{117^{2}}}{2}$

Step 1.2

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

$\frac{- 9 - 1 \cdot 117}{2}$

Step 1.3

Multiply $- 1$ by $117$ .

$\frac{- 9 - 117}{2}$

Step 1.4

Subtract $117$ from $- 9$ .

$\frac{- 126}{2}$

Step 2

Divide $- 126$ by $2$ .

$- 63$