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(d)/(dx)["cosec"^(-1)((1+x^(2))/(2x))] i...

`(d)/(dx)["cosec"^(-1)((1+x^(2))/(2x))]` is :

A

`(-2)/(1+x^(2)),x ne 0`

B

`1/(1+x^(2)), x ne 0`

C

`(2(1-x^(2)))/((1+x^(2))|1-x^(2)|), x ne +- 1,0`

D

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

Text Solution

Verified by Experts

The correct Answer is:
B
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