198k views
16 votes
What is the discriminant of the quadratic equation x^2 + 2x + 6 = 0 please hurry!!!

User Ilia G
by
6.8k points

1 Answer

9 votes

Answer:

Explanation:

If ax² + bx + c = 0, then the discriminant is b²-4ac

x² + 2x + 6 = 0

discriminant = 2²-4·1·6 = -20

Since the discriminant is negative, there are no real roots. There are two complex roots.

User Chia Yongkang
by
7.6k points