Objective Questions (MCQ)

In the equation $a x^{2} + b x + c = 0$ , it is given that $D = (b^{2} - 4 a c) > 0$ . Then, the roots of the equation are

(a) real and equal (b) real and unequal
(c) imaginary (d) none of these

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Solution

We know that when discriminant, $D > 0$ , the roots of the given quadratic equation are real and unequal.

Hence, the correct answer is option B.

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