Being G(s)= -K(s+1)²/s²+2s+2 and K>0 I need a) K value for stability on a closed loop b)sketch the root locus c) the position of the poles on a closed loop for K=1 and for K=2 I have no ideia on how to solve this

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.5: Systems Of Linear Equations In More Than Two Variables
Problem 42E
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Being G(s)= -K(s+1)²/s²+2s+2 and K>0 I need
a) K value for stability on a closed loop
b)sketch the root locus
c) the position of the poles on a closed loop for K=1 and for K=2
I have no ideia on how to solve this

 

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