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If x lt -1," then "2tan^(-1)x+sin^(-1)((...

If `x lt -1," then "2tan^(-1)x+sin^(-1)((2x)/(1+x^(2)))=`

A

`-pi`

B

`pi`

C

`-2pi`

D

`2pi`

Text Solution

Verified by Experts

The correct Answer is:
A
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