SAT Math Practice Question #29879 - SATify | SATify

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SAT Math Practice Question #29879 - SATify | SATify

#29879

number sense

equivalence

expressions

simplification

algebra

rational exponents

radicals

exponents

hard

75 sec

Calculator OK

Which expression is equivalent to $k^{\frac{7}{9}}$ , where $k > 0$ ?

A.

$18 k^{14}$

B.

$7 k^{9}$

C.

$27 k^{1} 4$

D.

$63 k^{81}$