Multiple Choice Questions on Consider the following which of the above is are identity identities ........ for CDS Exam Preparation

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Multiple Choice Questions

Consider the following which of the above is are identity identities ........

Quantitative Aptitude (CDS) Trignometry
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    Consider the following

    1. \sqrt{\frac{1-cos\theta}{1+cos\theta}}=\: cosec\theta-cot\theta

    2. \sqrt{\frac{1+cos\theta}{1-cos\theta}}=\: cosec\theta+cot\theta

    which of the above is/are identity/identities?

    Only 1

    Incorrect Answer

    Only 2

    Incorrect Answer

    Both 1 and 2

    Correct Answer

    Neither 1 and 2

    Incorrect Answer
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