SAT Math Practice Question #34756 - SATify | SATify

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SAT Math Practice Question #34756 - SATify | SATify

#34756

radicals

exponents

easy

30 sec

Which of the following expressions is equivalent to $a^{- \frac{1}{2}}$ for $a > 0$ ?

A.

$a$

B.

$\frac{1}{a ^{2}}$

C.

$\frac{1}{a}$

D.

$a^{2}$