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Math Help - integral problem

  1. #1
    Junior Member
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    integral problem

    How would I go about ingrating lnx/x? It says the answer is (lnx)^2/2 +c but I can't figure out where to start. Thanks
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  2. #2
    Math Engineering Student
    Krizalid's Avatar
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    All you need to do is set u=\ln x
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