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underset( x rarroo)("lim") x {tan^(-1) (...

`underset( x rarroo)("lim") x {tan^(-1) ((x+1)/( x+2))-pi //4}= `

A

`-1`

B

`-1//2`

C

1

D

0

Text Solution

Verified by Experts

The correct Answer is:
B
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