Results 1 to 3 of 3

Math Help - differciation problem

  1. #1
    Newbie
    Joined
    Oct 2012
    From
    Singapore
    Posts
    2

    Post dydx problem please help stressed student

    Given that y=1/(2+sin2x)

    show that d^2y/dx^2=2/y(dy/dx)^2+4y^2sin2x
    Last edited by tatiecat; October 2nd 2012 at 05:53 AM.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Super Member
    Joined
    Sep 2012
    From
    Washington DC USA
    Posts
    525
    Thanks
    146

    Re: differciation problem

    Approach: Compute the 1st and 2nd derivatives, then plug them into that equation to show that it's true that those two expressions are equal.
    Follow Math Help Forum on Facebook and Google+

  3. #3
    MHF Contributor

    Joined
    Apr 2005
    Posts
    15,603
    Thanks
    1421

    Re: differciation problem

    This is exactly the same as the post "prove equation".
    Follow Math Help Forum on Facebook and Google+

Search Tags


/mathhelpforum @mathhelpforum