# Answer to Question #64342 in Other Engineering for abdulrahman

Question #64342

Consider the system

H(z)=(1-2z^(-1)+2z^(-2)-z^(-3))/((1-z^(-1))(1-0.5z^(-1))(1-0.2z^(-1))) , ROC:0.5|z|>1

Sketch the pole – zero plots. Is the system stable?

Determine the impulse response of the system.

H(z)=(1-2z^(-1)+2z^(-2)-z^(-3))/((1-z^(-1))(1-0.5z^(-1))(1-0.2z^(-1))) , ROC:0.5|z|>1

Sketch the pole – zero plots. Is the system stable?

Determine the impulse response of the system.

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