Question: CP 7 . 2 A unity negative feedback system has the loop KG ( s ) = K s + 4 / s ( s

CP7.2A unity negative feedback system has the loop
KG(s)=Ks+4/s(s +2)(s2+6s+27)
Develop an m-file to plot the root locus and show with the rlocfind function that the maximum value of K for
a stable system is K=88

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