Trigonometry Examples

$\sqrt{\frac{80 + 4^{3}}{2^{2}}}$

Step 1

Raise $4$ to the power of $3$ .

$\sqrt{\frac{80 + 64}{2^{2}}}$

Step 2

Add $80$ and $64$ .

$\sqrt{\frac{144}{2^{2}}}$

Step 3

Raise $2$ to the power of $2$ .

$\sqrt{\frac{144}{4}}$

Step 4

Divide $144$ by $4$ .

$\sqrt{36}$

Step 5

Rewrite $36$ as $6^{2}$ .

$\sqrt{6^{2}}$

Step 6

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

$6$