Results 1 to 2 of 2

Math Help - using the composite rule???

  1. #1
    Newbie
    Joined
    Apr 2009
    Posts
    3

    using the composite rule???

    use the composite rule to differentiate the function
    f(x)=e^(cosx+sinx)

    please can you help???
    Follow Math Help Forum on Facebook and Google+

  2. #2
    MHF Contributor Amer's Avatar
    Joined
    May 2009
    From
    Jordan
    Posts
    1,093
    you mean chain rule

    e^(u(x)) differentiates to u '(x)*e^(u(x)) so in this case

    f(x)= e^(cosx+sinx)
    f`(x)=(-sinx+cosx)e^(cosx+sinx)
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Using the composite rule to differentiate?
    Posted in the Calculus Forum
    Replies: 3
    Last Post: March 9th 2012, 07:04 AM
  2. Composite Rule
    Posted in the Calculus Forum
    Replies: 8
    Last Post: September 19th 2009, 05:26 AM
  3. Composite rule help
    Posted in the Calculus Forum
    Replies: 2
    Last Post: August 17th 2009, 10:33 AM
  4. help with composite rule question
    Posted in the Calculus Forum
    Replies: 6
    Last Post: June 3rd 2009, 08:09 AM
  5. Please help with Composite Rule
    Posted in the Calculus Forum
    Replies: 4
    Last Post: June 7th 2008, 01:12 PM

Search Tags


/mathhelpforum @mathhelpforum