What is the discriminant of quadratic equation 3x² + 5x - 7 =0

A. -59
B. -109
C. 59
D. 109​


Sagot :

Answer:

D. 109

Step-by-step solving: Evaluating Discriminant

3x² + 5x - 7 = 0

a = 3     b = 5     c = -7

D = b² - 4ac

D = 5² - 4(3)(-7)

D = 25 + 84

D = 109