Trigonometry Examples

$\sqrt{162}$

Step 1

Rewrite $162$ as $9^{2} \cdot 2$ .

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Step 1.1

Factor $81$ out of $162$ .

$\sqrt{81 (2)}$

Step 1.2

Rewrite $81$ as $9^{2}$ .

$\sqrt{9^{2} \cdot 2}$

$\sqrt{9^{2} \cdot 2}$

Step 2

Pull terms out from under the radical.

$9 \sqrt{2}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$9 \sqrt{2}$

Decimal Form:

$12.72792206 \dots$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$