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BC:9.4 A LTI discrete time system has an impulse response h[n] = (-0.8)u[n] + (0.65)u[n-1] Find the transfer function, #(eo), in the normalized frequency domain. Use Matlab to plot the magni- tude and phase (in degrees) of H(eo) in the range of-? < ? < ?. Attach your Matlab source code with the plots. 1212 AM ^???4/4/2013

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1-0-65乙 [+ 0.8 Z +0.8 e 0,65 е 1-0-6Se +0.8eclc clear all close all xl-l./ (1+0.15*exp (iw) -0.52*exp (-2j*w)) x2= (0 . 35 * exp (-1w) ) . / (1+0 . 15 * exp (-1*w)-0 .Amplitude plot 4.5 3.5 2.5 1.5 0.5 -4 -3 -2 41.5 0.5 0.5 1.5 -4 -3 -2 -1 4

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