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$If x \in (7 π, 8 π), then \tan^{- 1} \sqrt{\frac{1 - \cos x}{1 + \cos x}} =$

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Correct option is C

tan−1⁡1−cos⁡x1+cos⁡x=tan−1⁡−tan⁡x2 =tan−1⁡tan⁡4π−x2=4π−x2∵7π

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If x∈(7π,8π), then tan−1⁡1−cos⁡x1+cos⁡x=

Remember concepts with our Masterclasses.

Ready to Test Your Skills?

free study material

$If x \in (7 π, 8 π), then \tan^{- 1} \sqrt{\frac{1 - \cos x}{1 + \cos x}} =$