McqMate
Q. |
The system described by the difference equation y(n) – 2y(n-1) + y(n-2) = X(n) – X(n-1) has y(n) = 0 and n<0. If x (n) = δ(n), then y (z) will be? |
A. | 2 |
B. | 1 |
C. | 0 |
D. | -1 |
Answer» C. 0 | |
Explanation: given equation = y (n) – 2y (n- 1) + y (n-2) = x (n) – x (n-1) has y (n) = 0 |
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