Question: (a) For the periodic waveform in Prob. 17.5, find the rms value. (b) Use the first five harmonic terms of the Fourier series in Prob.

(a) For the periodic waveform in Prob. 17.5, find the rms value.
(b) Use the first five harmonic terms of the Fourier series in Prob. 17.5 to determine the effective value of the signal.
(c) Calculate the percentage error in the estimated rms value of z(t) if

ted value -1|x100 exact value yo error

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