Pre-Algebra Examples

$\sqrt{0.49 x^{2} y^{4}}$

Step 1

Rewrite $0.49 x^{2} y^{4}$ as ${(0.7 x y^{2})}^{2}$ .

$\sqrt{{(0.7 x y^{2})}^{2}}$

Step 2

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

$0.7 x y^{2}$