# How do you simplify sqrt(90x^2y^3)?

$= \textcolor{b l u e}{3 x \sqrt{10 {y}^{3}}}$
$\sqrt{90 {x}^{2} {y}^{3}}$
$= \sqrt{\textcolor{b l u e}{\left(3 \cdot 3\right)} \cdot 10 \cdot \textcolor{b l u e}{\left(x \cdot x\right)} \cdot {y}^{3}}$
$= \textcolor{b l u e}{3 x \sqrt{10 {y}^{3}}}$