SAT Math Practice Question #38879 - SATify | SATify

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SAT Math Practice Question #38879 - SATify | SATify

#38879

algebra

expressions

hard

90 sec

Calculator OK

If $P (x) = 5 x^{4} - 2 x^{3} + 6 x - 1$ and $Q (x) = 3 x^{4} + x^{3} - 4 x^{2} + 2$ , which expression represents $P (x) - Q (x)$ ?

A.

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

B.

$2 x^{4} - x^{3} + 4 x^{2} + 6 x + 1$

C.

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

D.

$8 x^{4} - x^{3} - 4 x^{2} + 6 x + 1$