1 / | | cos(2*x) | --------------- dx | 2 | (1 + sin(2*x)) | / 0
/ | | cos(2*x) 1 | --------------- dx = C - -------------- | 2 2 + 2*sin(2*x) | (1 + sin(2*x)) | /
1 1 - - ------------ 2 2 + 2*sin(2)
=
1 1 - - ------------ 2 2 + 2*sin(2)
Use the examples entering the upper and lower limits of integration.