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Homework Help: Trouble with integral

  1. Jan 26, 2009 #1
    1. The problem statement, all variables and given/known data
    integrate e^[(y^2)/2 + lny]


    2. Relevant equations



    3. The attempt at a solution
    i think we learned this in either calc 2 or calc 1 but i cant remember how to do this one. any help would be appreciated
     
  2. jcsd
  3. Jan 26, 2009 #2

    Dick

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    e^(a+b)=e^a*e^b. e^(ln(y))=y. Use those to simplify the integral. Now do a u substitution.
     
  4. Jan 26, 2009 #3
    ooooo ok that was a little easier htan i thought, thanks!
     
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