SAT Math Practice Question #8109 - SATify | SATify

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SAT Math Practice Question #8109 - SATify | SATify

#8109

equations

algebra

functions

substitution

roots

exponents

easy

30 sec

Calculator OK

The function $f$ is defined by $f (x) = 5 x^{3}$ . What is the value of $x$ when $f (x)$ is equal to $40$ ?

A.

$2$

B.

$4$

C.

$8$

D.

$10$