Published by:
CGP EDU Academic Team
Published on: August 13, 2026
If the integral 
, (where C is the constant of integration and x 
R), then the minimum value of f' (x) is
A
1
B
C
D
2
Text Solution
Verified by ExpertsThe correct answer is:
C
As x 4 + x 2 + 1 = (x 2 + 1) 2 - x 2 = (x 2 + 1 + x) (x 2 + 1 - x)
Thus, 
i.e., 
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