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shining
 one year ago
Best ResponseYou've already chosen the best response.0\[e ^{x} \frac{ sinx }{ x}\]

oldrin.bataku
 one year ago
Best ResponseYou've already chosen the best response.2\(f(t)=e^t\frac{\sin t}t\\F(s)=\mathcal{L}\{f(t)\}=\mathcal{L}\{e^t\frac{\sin t}t\}=[\mathcal{L}\{\frac{\sin t}t\}](s1)=\arctan\left(\frac1{s1}\right)\)

oldrin.bataku
 one year ago
Best ResponseYou've already chosen the best response.2I used this: http://tutorial.math.lamar.edu/pdf/Laplace_Table.pdf

robtobey
 one year ago
Best ResponseYou've already chosen the best response.0From Mathematica 8:\[\text{LaplaceTransform}\left[E{}^{\wedge}x \frac{\text{Sin}[x]}{x},x,s\right]\to \text{ArcTan}\left[\frac{1}{1+s}\right] \]
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