Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Let 
Then the set of all values of 
, for which 
has maximum value at 
, is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
: 
Since 
has maximum value at 
, therefore
L.H.L. 
R.H.L. at 
but 
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