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stiks02 [169]
3 years ago
14

If the discriminant of a quadratic equation is equal to -9, which statement describes the roots?

Mathematics
1 answer:
Mice21 [21]3 years ago
8 0

ANSWER

No real roots.

The roots are complex or imaginary.

EXPLANATION

The quadratic equation

a {x}^{2}  + bx + c = 0

has discriminant,

D =  {b}^{2}  - 4ac

If the discriminant is less than zero , then the quadratic equation has no real roots.

The given discriminant is -9.

Since -9 is less than zero, it means the quadratic equation has complex or imaginary roots.

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