integrals.wolfram.com   Use one of Mathematica's 2500+ functions FREE online

Wolfram Mathematica Online Integrator
The world's only full-power integration solver
∫
(E^(b*x)*(-(a*Cos[a*x]) + b*Sin[a*x]))/(a^2 + b^2)

Integrate[E^(b*x)*Sin[a*x], x] ==
(E^(b*x)*(-(a*Cos[a*x]) + b*Sin[a*x]))/(a^2 + b^2) 

           b x
Integrate[E    Sin[a x], x] == 

 b x
E    (-(a Cos[a x]) + b Sin[a x])
---------------------------------
              2    2
             a  + b
Time to compute: 0.04 second
Spread the word: