1. Not finding help here? Sign up for a free 30min tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Prove that x/(e^x-1) + x/2 is an even function, and therefore its

  1. Mar 4, 2008 #1
    prove that x/(e^x-1) + x/2 is an even function, and therefore its power series only involves even powers of x.
     
  2. jcsd
  3. Mar 4, 2008 #2

    well to show that it is even is not difficult at all, i tried it myself and it works nicely!

    all you need to do is show that f(-x)=f(x), this method works, although there might be others as well.
     
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Have something to add?



Similar Discussions: Prove that x/(e^x-1) + x/2 is an even function, and therefore its
Loading...