Question: Given a unity feedback system that has the follkwing forward transfer function. G ( s ) = K ( s + 2 ) / (

Given a unity feedback system that has the follkwing forward transfer function.
G(s)= K(s+2)/(s^2+4s+13)
A) Calculate the Angel of G(s) at point (-3+j0) using vectors.
B) Deterkine if the point is on the root locus.
C) if the point is on the root locus find K

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