SAT Math Practice Question #20351 - SATify | SATify

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SAT Math Practice Question #20351 - SATify | SATify

#20351

radicals

expressions

hard

180 sec

Calculator OK

Which expression is equivalent to $a^{- \frac{5}{6}}$ , where $a > 0$ ?

A.

$6 a^{5}$

B.

$- 6 a^{5}$

C.

$\frac{1}{12 a ^{10}}$

D.

$\frac{1}{5 a ^{6}}$