Pre-Algebra Examples

$4 i$

Step 1

Rewrite $4$ as $2^{2}$ .

$\sqrt{2^{2} i}$

Step 2

Pull terms out from under the radical.

$2 \sqrt{i}$

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