SAT Math Practice Question #35957 - SATify | SATify

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SAT Math Practice Question #35957 - SATify | SATify

#35957

quadratic equations

equations

medium

60 sec

For which of the following quadratic equations is the discriminant equal to 0?

A.

$x^{2} + 4 x + 3 = 0$

B.

$2 x^{2} - 8 x + 8 = 0$

C.

$3 x^{2} + x - 2 = 0$

D.

$x^{2} - 5 x + 7 = 0$