If the roots of the given equation 
are real, then
a)
b)
c)
d)
If the roots of the given equation are real, then
a)
b)
c)
d)
Question ID - 104108 | SaraNextGen Top Answer
If the roots of the given equation are real, then
a)
b)
c)
d)
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If the roots of the given equation |
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a) |
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b) |
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c) |
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d) |
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1 Answer
127 votes
Answer Key / Explanation : (c) -
(c)
Given equation is 
Since, roots are real, its discriminant, 
…..(i)
Now, 
for all real 
and 
for 
. Therefore, 
when 
or 
.
127 votes
Answer Link
127