Question

Find the Fourier cosine series and sine series, respectively, for the even and odd periodic extensions...

Find the Fourier cosine series and sine series, respectively, for the even and odd periodic extensions of the following function: f(x)= x if 0<x<π/2.

  2 if π/2<x<π.

Graph f with its periodic extensions (up to n = 4) using Mathematica.(leave codes here)

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