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Take the signal <math> x(t) = 5cos(2t) - 4sin(2t) </math>. The graph below proves that it is indeed periodic, with a period <math> T = \pi </math>. | Take the signal <math> x(t) = 5cos(2t) - 4sin(2t) </math>. The graph below proves that it is indeed periodic, with a period <math> T = \pi </math>. | ||
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| + | <math> \,\ sin(x) = </math> | ||
Revision as of 10:13, 24 September 2008
Periodic CT Signal and Its Fourier Coefficients
Take the signal $ x(t) = 5cos(2t) - 4sin(2t) $. The graph below proves that it is indeed periodic, with a period $ T = \pi $.
$ \,\ sin(x) = $
