| Line 4: | Line 4: | ||
and the limits are from 1 to 3 | and the limits are from 1 to 3 | ||
Energy calculation | Energy calculation | ||
| − | + | <math>E=\int_{1}^{3}\ |x ^2|^2\, dx , \,\!</math> | |
E= <math>\int_{1}^{3}\ x ^4\, dx , \,\!</math> | E= <math>\int_{1}^{3}\ x ^4\, dx , \,\!</math> | ||
Revision as of 18:06, 5 September 2008
Energy and Power
$ x(t)=x^2\! $
and the limits are from 1 to 3
Energy calculation
$ E=\int_{1}^{3}\ |x ^2|^2\, dx , \,\! $
E= $ \int_{1}^{3}\ x ^4\, dx , \,\! $ E= $ \frac{1}{5}\! $ *$ ((3^5)\! $ - $ (1^5))\! $ E= $ \frac{1}{5}\! $*$ (243-1)\! $ E= $ 48.4\! $
