Mathematics for IGCSE & O level - Equations (Section 7 - No. 46)
If the discriminant of a quadratic equation is positive, what does this mean about the roots?
The roots are real and equal.
The roots are complex (non-real).
The roots are real and distinct.
There are no roots.
स्पष्टीकरण
A positive discriminant results in two different real roots.