Signals and Systems - Engineering
Q1: The impulse response of discrete time system is x[n] = (4)n ∪[3 - n], the system isA casual
B stable
C stable and casual
D stable and non-casual
ANS:D - stable and non-casual
For stability
Hence it is stable and it depend upon future value for - ve n so it is non causal.
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Hence it is stable and it depend upon future value for - ve n so it is non causal.