Algebra Examples

$- \sqrt{\frac{x^{2}}{4}}$

Step 1

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

$- \sqrt{\frac{x^{2}}{2^{2}}}$

Step 2

Rewrite $\frac{x^{2}}{2^{2}}$ as ${(\frac{x}{2})}^{2}$ .

$- \sqrt{{(\frac{x}{2})}^{2}}$

Step 3

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

$- \frac{x}{2}$