Question

if b^2-4ac is negative then the roots of the equation ax^2+bx+c are​

Answer 1

When a, b and c are real numbers, a ≠ 0 and discriminant is negative (i.e., b2 - 4ac < 0), then the roots α and β of the quadratic equation ax2 + bx + c = 0 are unequal and imaginary.