MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the impulse response of the system described by the second order difference equation y(n)-3y(n-1)-4y(n-2)=x(n)+2x(n-1)? |
| A. | [-\(\frac{1}{5}\) (-1)n–\(\frac{6}{5}\) (4)n]u(n) |
| B. | [\(\frac{1}{5}\) (-1)n–\(\frac{6}{5}\) (4)n]u(n) |
| C. | [\(\frac{1}{5}\) (-1)n+\(\frac{6}{5}\) (4)n]u(n) |
| D. | [-\(\frac{1}{5}\) (-1)n+\(\frac{6}{5}\) (4)n]u(n) |
| Answer» E. | |