Rationalize the Denominator and Simplify $\sqrt{\frac{245 \mathrm{x}^{3}}{\mathrm{y} 5}}$ A) $\frac{7 x}{y 2} \sqrt{\frac{5 x}{y}}$

Multiple Choice

Rationalize the denominator and simplify. A ssume all variables represent nonnegative real numbers.
- $\sqrt{\frac{245 \mathrm{x}^{3}}{\mathrm{y} 5}}$

A) $\frac{7 x}{y 2} \sqrt{\frac{5 x}{y}}$

B) $\frac{x \sqrt{245 x y}}{y 3}$

C) $\frac{7 x^{3} \sqrt{5}}{y 5}$

D) $\frac{7 x \sqrt{5 x y}}{y 3}$