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Solve tan^(-1).(x -1)/(x + 2) + tan^(-1)...

Solve `tan^(-1).(x -1)/(x + 2) + tan^(-1).(x + 1)/(x + 2) = (pi)/(4)`

A

0

B

1

C

2

D

infinitely many

Text Solution

Verified by Experts

The correct Answer is:
A
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