Multiple Choice Questions on If a cos b sin c then a sin b cos ........ for 11th Standard Preparation

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Multiple Choice Questions

If a cos b sin c then a sin b cos ........

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    If a cos \theta-b sin \theta= c, then a sin \theta+ b cos \theta=

     

    \pm \sqrt(a^{2}+b^{2}-c^{2})

    Correct Answer

    \pm \sqrt(b^{2}+c^{2}-a^{2})

    Incorrect Answer

    \pm \sqrt(c^{2}+a^{2}-b^{2})

    Incorrect Answer

    None of these 

    Incorrect Answer
    Explanation:

    \pm \sqrt(a^{2}+b^{2}-c^{2})

    By: Swaminath Yadav
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