

MCQOPTIONS
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1. |
The system \(x(k) = 7(\frac{1}{3})^k \,u(-k-1) – 6(\frac{1}{2})^k \,u(k)\) is ___________ |
A. | Causal |
B. | Anti-causal |
C. | Non-causal |
D. | Cannot be determined |
Answer» D. Cannot be determined | |