SAT Math Practice Question #34905 - SATify | SATify

Home Practice Exams Features Pricing Quick Start Guide About

Loading...

SAT Math Practice Question #34905 - SATify | SATify

#34905

expressions

algebra

hard

120 sec

If the expression $(x^{2} + A)^{2} + (x - B) (x + B)$ is equivalent to $x^{4} + 14 x^{2} + 30$ , what is the value of $A - B^{2}$ ?

A.

$- \frac{23}{4}$

B.

$\frac{23}{4}$

C.

$\frac{13}{2}$

D.

$\frac{49}{4}$