Published by:
CGP EDU Academic Team
Published on: August 13, 2026
If 
= 
+ K tan –1 
+ c then the value of K is -
Text Solution
Verified by ExpertsThe correct answer is:
D
Put x – 1 = t 2 so that dx = 2t dt, and
= 
= 2 
Now we formula of 
to write
= 
+ 
and
= 
+ 
= 
+ 
tan –1 t
Hence 
= 
+ 
+ 
tan –1 t + c
= 
(2t + 3t 3 + 3t) + 
tan –1 t + c
= 
+ 
tan –1 
+ c
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