PROBLEM: Given a unity feedback system that has the forward transfer function
G(s)=\frac{K(s+2)}{(s^{2}-4s+13 )}do the following:
a. Sketch the root locus.
b. Find the imaginary-axis crossing.
c. Find the gain, K, at the jω-axis crossing.
d. Find the break-in point.
e. Find the angle of departure from the complex poles.