Question: Consider a unity feedback system with L(s) = Gc(s)G(s) = K(s + 1) / s2 + 4s + 5 (a) Find the angle of departure

Consider a unity feedback system with
L(s) = Gc(s)G(s) = K(s + 1) / s2 + 4s + 5
(a) Find the angle of departure of the root locus from the complex poles.
(b) Find the entry point for the root locus as it enters the real axis.

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