Results 1 to 5 of 5

Math Help - intergrate (x^2-2x+4)/x

  1. #1
    Newbie
    Joined
    Apr 2008
    Posts
    14

    intergrate (x^2-2x+4)/x

    How do I intergrate:

    (x^2-2x+4)/x

    I know it should be easy, can I be pointed in the direction of some information on this please?
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Member
    Joined
    Mar 2008
    Posts
    95
    Quote Originally Posted by dangerous_dave View Post
    How do I intergrate:

    (x^2-2x+4)/x

    I know it should be easy, can I be pointed in the direction of some information on this please?
    Break it up into x^2/x - 2x/x + 4/x.

    This will give you x - 2 + 4/x. I think you can integrate that?
    Follow Math Help Forum on Facebook and Google+

  3. #3
    MHF Contributor Mathstud28's Avatar
    Joined
    Mar 2008
    From
    Pennsylvania
    Posts
    3,641
    Quote Originally Posted by dangerous_dave View Post
    How do I intergrate:

    (x^2-2x+4)/x

    I know it should be easy, can I be pointed in the direction of some information on this please?
    \int\frac{x^2-2x+4}{x}dx=\int\bigg[x-2+\frac{4}{x}\bigg]dx=\frac{x^2}{2}-2x+4\ln(x)+C
    Follow Math Help Forum on Facebook and Google+

  4. #4
    Newbie
    Joined
    Apr 2008
    Posts
    14
    Oh that does make it easy . Thanks for your help.
    Follow Math Help Forum on Facebook and Google+

  5. #5
    MHF Contributor Mathstud28's Avatar
    Joined
    Mar 2008
    From
    Pennsylvania
    Posts
    3,641
    Quote Originally Posted by dangerous_dave View Post
    Oh that does make it easy . Thanks for your help.
    Don't worry we all miss the easy things once in a while
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. intergrate
    Posted in the Calculus Forum
    Replies: 6
    Last Post: March 9th 2011, 09:19 PM
  2. How to intergrate this?
    Posted in the Math Topics Forum
    Replies: 1
    Last Post: May 13th 2010, 07:23 AM
  3. intergrate
    Posted in the Calculus Forum
    Replies: 2
    Last Post: March 4th 2008, 09:42 AM
  4. Intergrate
    Posted in the Calculus Forum
    Replies: 4
    Last Post: March 3rd 2008, 07:18 PM
  5. Intergrate sin(x^2) or cos(x^2)?
    Posted in the Calculus Forum
    Replies: 8
    Last Post: October 7th 2007, 12:38 AM

Search Tags


/mathhelpforum @mathhelpforum