MCQOPTIONS
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MCQOPTIONS
| 1. |
If x(n) is a real sequence, then what is the value of XI(ω)? |
| A. | \(\sum_{n=-∞}^∞ x(n)sin(ωn)\) |
| B. | –\(\sum_{n=-∞}^∞ x(n)sin(ωn)\) |
| C. | \(\sum_{n=-∞}^∞ x(n)cos(ωn)\) |
| D. | –\(\sum_{n=-∞}^∞ x(n)cos(ωn)\) |
| Answer» C. \(\sum_{n=-∞}^∞ x(n)cos(ωn)\) | |