Published by:
CGP EDU Academic Team
Published on: August 13, 2026
For all twice differentiable functions 
with 
A
B
for some 
C
at every point 
D
at every point 
Text Solution
Verified by ExpertsThe correct answer is:
B
JEE Main 2020
With 
and 
is differentiable and continuous
and 
So by Rolle's theorem
for 
Now again
So by Rolle's theorem
for some 
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