Ćw 1.1a

b = [0 5 2]

a = [1 3 2]

roots(a)

ans =

-2

-1

roots (b)

-0.4000

zplane(b,a)

Ćw 1.1f

b = [5 2]

a = [1 3 2]

roots(a)

ans =

-2

-1

roots (b)

-0.4000

zplane(b,a)

Ćw2.1

a)

b = [1 3];

a = [1 1.5 -1];

[r,p,k] = residuez(b,a)

r =

-0.4000

1.4000

p =

-2.0000

0.5000

k =

[]

zplane(b,a);

f)

b = [2 -2 -2];

a = [1 0 -1];

[r,p,k] = residuez(b,a)

r =

1

-1

p =

-1

1

k =

2

Ćw3:

3.1

a)

b = [0 5 2];

a = [1 3 2];

[A,B,C,D]=tf2ss(b,a)

A =

-3 -2

1 0

B =

1

0

C =

5 2

D =

0

3.2

A = [-0.5 0; 0 0.5;];

B = [0;2];

C = [1 -1];

D = 1;

[b,a] = SS2TF(A,B,C,D)

b =

1.0000 -2.0000 -1.2500

a =

1.0000 0 -0.2500