9th mathematics exercise question with answer, Mathematics

Complex Numbers and Quadratic Equations – Exercise 5.3 – Class XI

Solve the equation x2 + 3 = 0 Solution: The given quadratic equation is x2 + 3 = 0 On comparing the given equation with ax2 + bx + c = 0, we get a = 1, b = 0, and c = 3 Discriminant D = b2 – 4ac = 02 – 4 ×… Continue reading Complex Numbers and Quadratic Equations – Exercise 5.3 – Class XI