• Answer of this question

    Sin (A B)=?
    Davneet Singh's image
    Davneet Singh

    Hi Prem,

    The formulae are

    • sin(A + B) = sin A cos B + cos A sin B
    • sin(A − B) = sin A cos B − cos A sin B

     

    Written on Feb. 15, 2017, 7:05 p.m.

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