If the roots of the given equation are real, then |
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a) |
b) |
c) |
d) |

If the roots of the given equation are real, then |
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a) |
b) |
c) |
d) |

1 Answer

127 votes

**(c)**

Given equation is

Since, roots are real, its discriminant,

…..(i)

Now, for all real and for . Therefore, when or .

127 votes

127