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

Wolfram Mathematica Online Integrator
The world's only full-power integration solver
∫
Tan[a*x]/a

Integrate[Sec[a*x]^2, x] ==
Tan[a*x]/a 

                  2
Integrate[Sec[a x] , x] == 

Tan[a x]
--------
   a
Time to compute: < 0.01 second
Spread the word: