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Calculate the Fourier Series of the function below. Results should be in full, closed-form series. Graph...

Calculate the Fourier Series of the function below. Results should be in full, closed-form series. Graph using Octave or Matlab to compare and check answer. Period is 2pi.

f(x)= 1 for -pi<x<-pi/2, -1 for -pi-2<x<0, 0 for 0<x<pi

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