Results 1 to 3 of 3

Math Help - Prove

  1. #1
    Super Member
    Joined
    Dec 2009
    Posts
    755

    Prove

    Given that y=e^{tan^{-1}x}, show that (1+x^2)\frac{d^2y}{dx^2}+(2x-1)\frac{dy}{dx}=0
    Follow Math Help Forum on Facebook and Google+

  2. #2
    MHF Contributor Siron's Avatar
    Joined
    Jul 2011
    From
    Norway
    Posts
    1,250
    Thanks
    20

    Re: Prove

    A possibility is to calculate the first and second derivative of y and substitute them into the equation where necessary.
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Super Member
    Joined
    Dec 2009
    Posts
    755

    Re: Prove

    I tried that, and i found a careless mistake i made. thanks
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Prove a/b and a/c then a/ (3b-7c)
    Posted in the Discrete Math Forum
    Replies: 2
    Last Post: March 23rd 2010, 06:20 PM
  2. Prove this
    Posted in the Trigonometry Forum
    Replies: 4
    Last Post: September 15th 2009, 02:36 AM
  3. Replies: 2
    Last Post: August 28th 2009, 03:59 AM
  4. Please prove
    Posted in the Differential Geometry Forum
    Replies: 2
    Last Post: April 7th 2009, 02:58 PM
  5. sum prove
    Posted in the Math Topics Forum
    Replies: 1
    Last Post: February 18th 2009, 02:01 AM

Search Tags


/mathhelpforum @mathhelpforum