If f(x) is an even function on [-pi, pi], then the Fourier series of f is of of the form
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Q: 1. Find the Fourier series of the function |-x if -4 <x< 0 f(x) S(x + 8) = f(x) if 0 <x< 4
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If f(x) is an even function on [-pi, pi], then the Fourier series of f is of of the form
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