3.2. A discrete-time periodic signal x[n] is real valued and has a fundamental period

N = 5. The nonzero Fourier series coefficients for x[n] are

ao = 1, a₂ = a^₂ = ej/4,a₁ = a₁ = 2e/m/3

Chap. 3

Problems

k=0

Express x[n] in the form

+ΣA

x[n] = Ao +

WI

A sin(wn + x).

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