# How do you simplify sqrt(18x^4y^3)?

$3 \cdot {x}^{2} \cdot y \sqrt{2 y}$
sqrt(18x^4y^3)=?
$\sqrt{9 \cdot 2 \cdot {x}^{4} \cdot {y}^{2} \cdot y}$
$3 \cdot {x}^{2} \cdot y \sqrt{2 y}$