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JEE Main 2023Medium

Q.If $\tan^{-1} (x - 1) + \tan^{-1} x + \tan^{-1} (x + 1) = \pi$ , then x equals

a

0

b

1

c

-1

d

none

Correct Answer: Option D

The correct solution involves applying the fundamental concept to derive the final value step by step...

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If \tan^{-1} (x - 1) + \tan^{-1} x + \tan^{-1} (x + 1) = \p... | ParikshaNiti