Basic Math Examples

$9 {(\sqrt{9})}^{2}$

Step 1

Rewrite $9$ as $3^{2}$ .

$9 {\sqrt{3^{2}}}^{2}$

Step 2

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

$9 \cdot 3^{2}$

Step 3

Raise $3$ to the power of $2$ .

$9 \cdot 9$

Step 4

Multiply $9$ by $9$ .

$81$