SAT Math Practice Question #34714 - SATify | SATify

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SAT Math Practice Question #34714 - SATify | SATify

#34714

expressions

algebra

hard

75 sec

Which expression is equivalent to $30 a^{7} b^{5} c^{3} - 45 a^{4} b^{6} c^{4} + 15 a^{4} b^{5} c^{3}$ ?

A.

$15 a^{4} b^{5} c^{3} (2 a^{3} - 3 b c + 1)$

B.

$15 a^{4} b^{5} c^{3} (2 a^{3} - 3 b c)$

C.

$15 a^{4} b^{5} c^{3} (2 a^{3} - 3 b^{2} c + 1)$

D.

$15 a^{4} b^{5} c^{3} (2 a^{3} - 3 b c + 15)$