PLEASE HELPPP ME SUPER IMPORTANT !!!!!!!!!!

The formula d=b²−4ac is used to calculate the discriminant.

solve for b.

a. b=±√d-4ac
b. b=±√d+4ac
c. b=±2√ac-d
d. b=±√4ac-d

Respuesta :

i think it is d. B=±√(d+4ac

Answer:

b=±√d + 4ac

Step-by-step explanation:

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