Use the Properties of Exponents to Simplify Each Expression $\frac{(x^2y)^{1/4}}{x^{-3/2}y^{3/8}}$

Use the properties of exponents to simplify each expression. Write with positive exponents.
- $\frac{(x^2y)^{1/4}}{x^{-3/2}y^{3/8}}$