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4. (25 points) Consider the (causal) IIR filter described by the differe

4. (25 points) Consider the (causal) IIR filter described by the differe

  

4. (25 points) Consider the (causal) IIR filter described by the difference equation y[n] – 0.25y[n – 1] = x[n] +0.5x[n – 1] (i) Determine the system function of this filter (including its region of convergence). Is the filterstable? (ii) Using z-transforms, determine the response y [n] of this filter to the two-sided input se… Show more… Show more Engineering & Technology Electrical Engineering ENEE 322 Share QuestionEmailCopy link Comments (0)