Question

When D=0, the roots of QE are
(a)not real
(b)real but distinct
(c)real and equal
(d)none of these ​

Answer 1

Answer:

(c) real and equal

hope it helps..

Answer 2

Answer:

(c) real and equal

Step-by-step explanation:

A quadratic equation has equal roots if its discriminant is zero.

Hope it helps you.