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Discussion :: Trigonometry

  1.  If sin 3A = cos 6B, the

    2. A.

    A + B = 0°
    B.

    A + 2B = 30°
    C.

    A + B = 180°
    D.

    None of these

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    Answer : Option B

    Explanation :

    A + 2B = 30°

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