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Math Help - Help with integral

  1. #1
    Newbie
    Joined
    Apr 2008
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    1

    Help with integral

    I cant figure out of the integral of (sin3xcos2x)dx. Can anyone help me?
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  2. #2
    Super Member
    Joined
    Oct 2007
    From
    London / Cambridge
    Posts
    591
    use  \sin \alpha \cos \beta  =  \frac{1}{2} \left ( \sin ( \alpha + \beta) + \sin ( \alpha - \beta ) \right)

    Then just integrate.

    Bobak
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