pi -- 6 / | | _________ | / 2 | \/ sec (x) dx | / 0
Integral(sqrt(sec(x)^2), (x, 0, pi/6))
log(2) log(3/2) ------ + -------- 2 2
=
log(2) log(3/2) ------ + -------- 2 2
log(2)/2 + log(3/2)/2
Use the examples entering the upper and lower limits of integration.