Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Let 
be a twice differentiable function such that 
, for all 
. If 
, then 
is:
increasing on 
B
decreasing on 
C
decreasing on 
and increasing on 
and increasing on
D
increasing on 
and decreasing on 
and decreasing on
Text Solution
Verified by ExpertsThe correct answer is:
C
Since 
is increasing 
Case 
: When 
is increasing on 
Case - II : When 
is decreasing on 
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