SAT Math Practice Question #31444 - SATify | SATify

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SAT Math Practice Question #31444 - SATify | SATify

#31444

expressions

algebra

medium

60 sec

Which of the following expressions is equivalent to $(3 x^{4} + 5 x^{2}) (x^{2} - 1)$ ?

A.

$3 x^{6} + 2 x^{4} - 5 x^{2}$

B.

$3 x^{6} - 2 x^{4} - 5 x^{2}$

C.

$3 x^{6} + 8 x^{4} - 5 x^{2}$

D.

$3 x^{6} - 5 x^{2}$