Trigonometry Examples

$\sqrt{15 (15 - 12) (15 - 5) (15 - 13)}$

Step 1

Subtract $12$ from $15$ .

$\sqrt{15 \cdot 3 (15 - 5) (15 - 13)}$

Step 2

Multiply $15$ by $3$ .

$\sqrt{45 (15 - 5) (15 - 13)}$

Step 3

Subtract $5$ from $15$ .

$\sqrt{45 \cdot 10 (15 - 13)}$

Step 4

Multiply $45$ by $10$ .

$\sqrt{450 (15 - 13)}$

Step 5

Subtract $13$ from $15$ .

$\sqrt{450 \cdot 2}$

Step 6

Multiply $450$ by $2$ .

$\sqrt{900}$

Step 7

Rewrite $900$ as $30^{2}$ .

$\sqrt{30^{2}}$

Step 8

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

$30$