SAT Math Practice Question #35430 - SATify | SATify

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SAT Math Practice Question #35430 - SATify | SATify

#35430

expressions

algebra

medium

50 sec

Which of the following expressions is equivalent to $7 k^{3} (2 k^{2} - 3 k + 4)$ ?

A.

$14 k^{6} - 21 k^{4} + 28 k^{3}$

B.

$14 k^{5} - 21 k^{4} + 28 k^{3}$

C.

$14 k^{5} - 21 k^{3} + 28 k^{3}$

D.

$9 k^{5} - 10 k^{4} + 11 k^{3}$