Calcule os exercícios $1, 2, 5, 7, 9, 12, 19, 22, 35, 38, 54$.MOSTRAR SOLUÇÃO COMPLETAExercícios relacionadosCalcule os exercícios 3, 12, 12+1, 32, 43, 53, 57. $f(u)=e^{\frac{-u}{2}} \cos 2 \pi \cdot u$Calcule os exercícios 7, 11, 12, 12+1, 15, 16, 17, 29, 30, 37, 49, 59, 83, 84. Calcule os exercícios 7, 11, 15, 20, 24, 29, 33, 44, 71, 80.