Algebra Examples

$\sqrt{20.25}$

Step 1

Rewrite $20.25$ as ${4.5}^{2}$ .

$\sqrt{{4.5}^{2}}$

Step 2

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

$4.5$

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