Respuesta :

Answer:

[tex]D.\quad 3x^2y\sqrt{2y}[/tex]

Step-by-step explanation:

[tex]\sqrt{18x^4y^3}=\sqrt{2y(3x^2y)^2}=3x^2y\sqrt{2y}[/tex]

The square roots of any perfect squares under the radical can be factored out.