Calcolare
(e-3x + 1/(x + 1)2) dx.
Soluzione
(e-3x + 1/(x + 1)2) dx = lim c to +infty (e-3x + 1/(x + 1)2) dx =
= lim c to +infty [−1/3 e−3x − 1/(x + 1)]0c = lim c to +infty (−1/3 e−3c + 1/3 − 1/(c + 1) + 1) = 4/3.
(e-3x + 1/(x + 1)2) dx.
(e-3x + 1/(x + 1)2) dx = lim c to +infty (e-3x + 1/(x + 1)2) dx =
= lim c to +infty [−1/3 e−3x − 1/(x + 1)]0c = lim c to +infty (−1/3 e−3c + 1/3 − 1/(c + 1) + 1) = 4/3.