SAT Math Practice Question #14774 - SATify | SATify

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SAT Math Practice Question #14774 - SATify | SATify

#14774

algebra

expressions

easy

30 sec

Which of the following expressions is equivalent to $3 x (x^{2} + 5)$ ?

A.

$3 x^{3} + 5$

B.

$3 x^{2} + 15 x$

C.

$3 x^{3} + 15 x$

D.

$15 x^{3}$