Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Using an integrating factor properly

  1. Feb 1, 2012 #1
    alright guys, I've been trying to tackle this for a couple of hours now.

    my integrating factor is e^(-2t) of course.


    then I get completely lost. how do I integrate when it's like this? My book simplifies the above equation into


    can anyone explain how that simplification occurs??
  2. jcsd
  3. Feb 1, 2012 #2


    User Avatar
    Science Advisor
    Homework Helper

    hi cameuth! :smile:

    (try using the X2 button just above the Reply box :wink:)
    (you mean d(ye-2t)/dt :wink:)

    use the product rule on ye-2t :smile:
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook