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== Power == | == Power == | ||
| − | Power of the equation e^ | + | Power of the equation <math>e^{-2t}u(t)</math> is 0 because the energy of the signal is < ∞ |
Revision as of 14:38, 4 September 2008
Energy
Energy of the equation e^(-2t)*u(t) is given by the formula:
$ E = \int_{t_1}^{t_2} \! e^{-4t}\ dt $.
where t1 and t2 are 0 and ∞ respectively.
The solution to this integral is 1/4.
Power
Power of the equation $ e^{-2t}u(t) $ is 0 because the energy of the signal is < ∞
