# How do you simplify xsqrt(16x^3y) + ysqrt(27xy^2)?

$4 {x}^{2} \sqrt{x y} \text{ "+" } 3 {y}^{2} \sqrt{3 x}$
$x \sqrt{{4}^{2} {x}^{2} \times x \times y} \text{ " +" } y \sqrt{3 \times {3}^{2} \times x \times {y}^{2}}$
$\text{ "4x^2sqrt(xy)" "+" } 3 {y}^{2} \sqrt{3 x}$