The discriminant of the quadratic equation ax2 + bx + c = 0 is
A. ∆ = b2 + 4ac
B. ∆ = b2 – 4ac
C. ∆ = 4abc
D. ∆ = b2 × 4ac
Answer:B
The discriminant of the quadratic equation ax2 + bx + c = 0 is
A. ∆ = b2 + 4ac B. ∆ = b2 – 4ac C. ∆ = 4abc D. ∆ = b2 × 4ac