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प्रश्न
In the equation `ax^2+bx+c=0` it is given that `D=(b^2-4ac)>0`
equation are
(a) real and equal (b) real and unequal (c) imaginary (d) none of these
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उत्तर
We know that when discriminant, D > 0, the roots of the given quadratic equation are real and unequal.
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