SAT Math Practice Question #29389 - SATify | SATify

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SAT Math Practice Question #29389 - SATify | SATify

#29389

algebra

logarithms

Calculus

medium

90 sec

Positive real numbers $x \neq = 1$ and $y \neq = 1$ satisfy $lo g_{2} x = lo g_{y} 512$ and $x y = 64$ . What is $(lo g_{2} \frac{x}{y})^{2}$ ?

A.

$0$

B.

$1$

C.

$4$

D.

$9$

E.

$16$