SAT Math Practice Question #34654 - SATify | SATify

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SAT Math Practice Question #34654 - SATify | SATify

#34654

exponents

algebra

hard

90 sec

If $x > 0$ and $y > 0$ , which expression is equivalent to $\frac{x ^{7} y ^{2}}{x ^{2} 3 y ^{9}}$ ?

A.

$x^{\frac{5}{2}} y^{- 1}$

B.

$x^{\frac{3}{2}} y^{- 3}$

C.

$\frac{x ^{\frac{3}{2}}}{y}$

D.

$\frac{x ^{\frac{3}{2}}}{y ^{3}}$