Question: Let f(x) = x. Compute its discrete Fourier coefficients based on n = 4, 8 and 16 sample points. Then, plot f(x) along with the

Let f(x) = x. Compute its discrete Fourier coefficients based on n = 4, 8 and 16 sample points. Then, plot f(x) along with the resulting (real) trigonometric interpolants and discuss their accuracy.

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