SAT Math Practice Question #34903 - SATify | SATify

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SAT Math Practice Question #34903 - SATify | SATify

#34903

expressions

algebra

medium

75 sec

Which expression is equivalent to $(x^{2} - 7)^{2} - (x^{2} + 2) (x^{2} - 2)$ ?

A.

$- 14 x^{2} + 45$

B.

$- 14 x^{2} + 53$

C.

$2 x^{4} - 14 x^{2} + 53$

D.

$14 x^{2} + 53$