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MATHEMATICS · Subjective · CBSE · Mathematics · Inverse Trigonometric Functions · Inverse Trigonometric Functions

Problem

Solve for xx: tan⁡−1(x+1)+tan⁡−1x+tan⁡−1(x−1)=tan⁡−13\tan^{-1}(x+1)+\tan^{-1}x+\tan^{-1}(x-1)=\tan^{-1}3.

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