Question: For the plots, can you please provide matlab code. And show all steps for b and c . Consider a unity feedback system with the

For the plots, can you please provide matlab code. And show all steps for b and c. Consider a unity feedback system with the loop transfer function
L(s)=Gc(s)G(s)=Ks(s+1)(s+4)
a. For K=5, show the Nyquist and the Bode plots.
b. Find the gain margin and phase margin.
c. If we wish to achieve a gain margin G.M.=20dB, determine the value of the gain K .
For the plots, can you please provide matlab

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