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5. 14 Points Calculate the inverse DTFT from the signal spectrum X(N) = = { 1, |Ω < 0.1π Otherwise 0, given in the spect
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5. 14 Points Calculate the inverse DTFT from the signal spectrum X(N) = = { 1, |Ω < 0.1π Otherwise 0, given in the spectral interval - ≤ ≤T. 6. 14 Points Determine the z-transform of the DT signal z[n] = {1,2,3}. 7. 14 Points Determine the z-transform of the exponential signal x[n] = 0.3n u[n]. 8. 14 Points Determine the z-transform of the following discrete-time pulse 2, 0≤ n ≤3 x[n] = { 0, otherwise