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If y= Tan^(-1)""(sqrt(1+x^2) -1)/x then ...

If `y= Tan^(-1)""(sqrt(1+x^2) -1)/x` then `(dy)/(dx)=`

A

`1/(1+x^2)`

B

`(-1)/(1+x^2)`

C

`1/(2(1+x^2))`

D

`2/((1+x^2))`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-DIFFRENTATION-PRACTICE SHEET (EXERCISE - I) (LEVEL - I)(Straight Objective Type Questios)
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