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Homework Help: Fourier series help

  1. Oct 23, 2011 #1
    hey guys need some basic help in fourier series..
    these are a couple of problems i got stuck at...

    1. f(x) = 50 -8<x<-2
    = 0 -2<= x<= 4


    2. f(x) =Sin x 0<x<= pi
    = 0 pi <= x<= 2pi

    3. f(x) = 0 0<x<1
    = 1 1<= x<= 2

    please help guys/..
     
  2. jcsd
  3. Oct 24, 2011 #2
    What have you tried so far?
    Do you recognize that 1. and 3. are essentially the Heaviside Step-function?
     
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