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