Published by:
CGP EDU Academic Team
Published on: August 12, 2026
If
has unequal real roots for all
, then
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(c, d)
We have,

or 
or
for all 
Discriminant of the above expression in
must be negative. Hence,
Hence,

or 
or 
and
or
and 
or 
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