The Fourier series representation, FS(t). of a periodic function of period 4 is given by -(*) FS(t) + Nnt %3D an cos + b, sin 21 7 1 In this particular case the Fourier series coefficients are given by = 1.5 6(-1)" an = 6(1 2(-1)") n²#² Compute the Fourier series coefficients for n = 1,2,3 correct to 4 decimal places and hence, using these entered values, compute FS;(2) correct to 3 decimal places. Enter the values in the boxes below. En Enter FS3(2) correct to 3 decimal places:

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