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int (x+1)/ sqrt(1+x^2) dx...

` int (x+1)/ sqrt(1+x^2) dx`

A

`sqrt(1+x^2) + tan^(-1) x+c `

B

`sqrt(1+x^2) - log {x + sqrt(1 +x^2)}+c`

C

`sqrt(1+x^2) + log {x+ sqrt(1+x^2) }+c`

D

`sqrt(1+ x^2)+ log ( sec x + tan x )+c`

Text Solution

Verified by Experts

The correct Answer is:
C
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