SAT Math Practice Question #34790 - SATify | SATify

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SAT Math Practice Question #34790 - SATify | SATify

#34790

expressions

algebra

medium

40 sec

Which of the following expressions is equivalent to $3 m (m^{2} - 5 m + 7)$ ?

A.

$3 m^{3} - 15 m^{2} + 21 m$

B.

$3 m^{2} - 15 m + 21$

C.

$3 m^{3} - 5 m + 7$

D.

$m^{3} - 15 m^{2} + 21 m$