Question

Consider the periodic signal x(t) shown in the figure below. a) Using the table of Fourier Series, find the Fourier coefficients for the exponential form for the signal x(t). Evaluate

all coefficients. (2 marks) b) Sketch the frequency spectrum (magnitude and phase) for the signal x(t), showing the decomponent and the first four harmonics (for k between -4 and +4). (2 marks)

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