Integral of e^x(cosx) dx
The solution
The answer (Indefinite)
[src]
/
| x x
| x cos(x)*e e *sin(x)
| E *cos(x) dx = C + --------- + ---------
| 2 2
/
∫excos(x)dx=C+2exsin(x)+2excos(x)
The graph
1 E*cos(1) E*sin(1)
- - + -------- + --------
2 2 2
−21+2ecos(1)+2esin(1)
=
1 E*cos(1) E*sin(1)
- - + -------- + --------
2 2 2
−21+2ecos(1)+2esin(1)
-1/2 + E*cos(1)/2 + E*sin(1)/2
Use the examples entering the upper and lower limits of integration.