pi / | | x | 2*E *sin(x) dx | / 0
Integral((2*E^x)*sin(x), (x, 0, pi))
/ | | x x x | 2*E *sin(x) dx = C + e *sin(x) - cos(x)*e | /
pi 1 + e
=
1 + exp(pi)
24.1406926327793
Use the examples entering the upper and lower limits of integration.