28 Chapter 2: Modeling in the Frequency Domain [ [ (6*s^2+12*s+5)/(2+7*s+6*s^2), -1/(2+3*s)] -1/(2+3*s), (3/5*s^2+23/
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28 Chapter 2: Modeling in the Frequency Domain
[ [
(6*s^2+12*s+5)/(2+7*s+6*s^2), -1/(2+3*s)] -1/(2+3*s), (3/5*s^2+23/20*s+3/2)/(2+3*s)]
ans = G(s) via Nodal Equations 2 3 15 s + 12 s + 5 + 6 s 4 -------------------------3 2 24 s + 78 s + 120 s + 65
21.
a.
Z s x
Z s +;8D89AD8
s
s
E 1 E
1 E E
b.
E E 2 E 1 E
E E
2 E
+;8D89AD8 E E 1 E 1 E
1 E
22.
a. 1 E
2 E 1 E
2 E +;8D89AD8
E
1 1
E E 1