Q212
A causal LTI system is described by the difference equation 2y[n] = αy[n - 2] - 2x[n] + βx[n - 1] The system is stable only if
A.
|α| = 2, |β| < 2
B.
|α| > 2, |β| > 2
C.
|α| < 2, any value of β
AnswerD.
|β| < 2, any value of α
Answer: Option C
Solution
Answer: Option C
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