| Line 3: | Line 3: | ||
<math>X(t) = 6\cos(2t) + 8\sin(4t)\,</math><br> | <math>X(t) = 6\cos(2t) + 8\sin(4t)\,</math><br> | ||
<math>X(t) = 6\frac{e^{j2t}+e^{-j2t}}{2} + 8\frac{e^{j4t}-e^{-j4t}}{2}\,</math><br> | <math>X(t) = 6\frac{e^{j2t}+e^{-j2t}}{2} + 8\frac{e^{j4t}-e^{-j4t}}{2}\,</math><br> | ||
| − | <math>X(t) = 3 | + | <math>X(t) = 3(e^{j2t}+e^{-j2t}) + 4(e^{j4t}-e^{-j4t})\,</math><br> |
Revision as of 19:56, 21 September 2008
CT Signal:
$ X(t) = 6\cos(2t) + 8\sin(4t)\, $
$ X(t) = 6\frac{e^{j2t}+e^{-j2t}}{2} + 8\frac{e^{j4t}-e^{-j4t}}{2}\, $
$ X(t) = 3(e^{j2t}+e^{-j2t}) + 4(e^{j4t}-e^{-j4t})\, $
