Laplace Transform of Exponential times Function/Examples/Example 1

Examples of Use of Laplace Transform of Exponential times Function
Let $\laptrans f$ denote the Laplace transform of the real function $f$.


 * $\laptrans {e^{-t} \cos 2 t} = \dfrac {s + 1} {s^2 + 2 s + 5}$