Results 1 to 3 of 3

Math Help - integrate

  1. #1
    Member
    Joined
    Apr 2008
    Posts
    85

    integrate

    how would i integrate  xe^{x}

    i can guess by differentiating things, to but im bit confused.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    is up to his old tricks again! Jhevon's Avatar
    Joined
    Feb 2007
    From
    New York, USA
    Posts
    11,663
    Thanks
    3
    Quote Originally Posted by skystar View Post
    how would i integrate  xe^{x}

    i can guess by differentiating things, to but im bit confused.
    integration by parts

    let u = x and dv = e^x dx

    can you continue?

    as well as (in the words of Krizalid) you can contemplate the derivative of xe^x and then integrate both sides of the differential equation and solve for the required integral
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Math Engineering Student
    Krizalid's Avatar
    Joined
    Mar 2007
    From
    Santiago, Chile
    Posts
    3,654
    Thanks
    13
    See my signature, there's a good tutorial to integrate by parts faster.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Integrate 3 e^x
    Posted in the Calculus Forum
    Replies: 4
    Last Post: June 9th 2010, 01:16 PM
  2. how to integrate this ??
    Posted in the Calculus Forum
    Replies: 8
    Last Post: August 9th 2009, 08:14 PM
  3. Integrate
    Posted in the Calculus Forum
    Replies: 7
    Last Post: April 28th 2009, 07:54 PM
  4. How to integrate x^x?
    Posted in the Calculus Forum
    Replies: 5
    Last Post: April 25th 2009, 07:51 PM
  5. Integrate
    Posted in the Calculus Forum
    Replies: 8
    Last Post: April 15th 2009, 03:50 PM

Search Tags


/mathhelpforum @mathhelpforum