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Math Help - Finding the Integral

  1. #1
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    Finding the Integral

    How do you find the integral of :

    xe^(-x)

    I have an idea but I don't what to do with x
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  2. #2
    Grand Panjandrum
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    Quote Originally Posted by googoogaga View Post
    How do you find the integral of :

    xe^(-x)

    I have an idea but I don't what to do with x
    Integration by parts.

    RonL
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