Answer to Question #212579 in Electrical Engineering for hanzla

Question #212579

A system is defined by its impulse response [ ] 2 2 ( ) n h n u n = − . Discuss whether the system is stable, causal, or unstable and non-causal? Support your answer? (5)


1
Expert's answer
2021-07-04T17:01:01-0400

A system is defined by its impluse response . The system is instable and non-casual

Let

Therefore the system is not stable.

A discrete-time LTI system is casual if and only if h(n) =0, n<0

For the given impulse response we have


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