... 0.2 15 0 .15 10 0 .1 0.05 Phase (deg) Magnitude (dB) 0 200 400 600 50 600 -45 400 -50 200 10 0 -5 -90 -4 10 -2 10 10 -10 -5 10 15 20 III.2 >> G1=tf( [1 1],conv( [1 3], [1 5])) Transfer function: s +1 ... ltiview({'bode','nyquist'},Gk)\ -50 -10 0 -90 -18 0 -1 10 10 10 10 0.2 -0.2 -0 .15 -0 .1 -0.05 0.05 0 .1 0 .15 0.2 0.25 III.3.a >> G1=tf(8, [1 2]) Transfer function: s+2 >> G2=tf (1, conv([0.5 1] , [1 1])) Transfer function: ... -1 10 10 10 10 10 -2 -4 -1. 5 -1 -0.5 0.5 III.3.b >> G1=tf(20, [1 2]) Transfer function: 20 s+2 >> G2=tf (1, conv([0.5 1] , [1 1])) Transfer function: 0.5 s^2 + 1. 5 s + >> H=tf (1, [0.005 1] )...