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| − | + | <math>x(t)=\sqrt(2t)</math> | |
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| + | Compute <math>E\infty</math> | ||
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| + | <math>E\infty=\int_{-\infty}^\infty |x(t)|^2dt</math> | ||
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| + | <math>E\infty=\int_{-\infty}^\infty |\sqrt(2t)|^2dt</math> | ||
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| + | <math>E\infty=\int_{-\infty}^\infty |2t|dt</math> | ||
| + | |||
| + | <math>E\infty=|t^2|_{-\infty}^{\infty}</math> | ||
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| + | <math>E\infty= \infty-\infty</math> | ||
| + | |||
| + | <math>E\infty=0</math> | ||
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-Tylor Thompson | -Tylor Thompson | ||
Revision as of 17:55, 21 June 2009
$ x(t)=\sqrt(2t) $
Compute $ E\infty $
$ E\infty=\int_{-\infty}^\infty |x(t)|^2dt $
$ E\infty=\int_{-\infty}^\infty |\sqrt(2t)|^2dt $
$ E\infty=\int_{-\infty}^\infty |2t|dt $
$ E\infty=|t^2|_{-\infty}^{\infty} $
$ E\infty= \infty-\infty $
$ E\infty=0 $
-Tylor Thompson
