(→DT signal & its Fourier Coefficients) |
(→DT signal & its Fourier Coefficients) |
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| Line 3: | Line 3: | ||
<math>\ x[n] = 5sin(3 \pi n + \frac{4}{\pi})</math> | <math>\ x[n] = 5sin(3 \pi n + \frac{4}{\pi})</math> | ||
| − | <math>\ x[n] = \frac{5}{2j} (e^{j 3\pi n}) | + | <math>\ x[n] = \frac{5}{2j} (e^{j 3\pi n}-e^{-j 3\pi n}) |
Revision as of 15:04, 26 September 2008
DT signal & its Fourier Coefficients
$ \ x[n] = 5sin(3 \pi n + \frac{4}{\pi}) $
$ \ x[n] = \frac{5}{2j} (e^{j 3\pi n}-e^{-j 3\pi n}) $
