1 / | | ____________ | \/ 1 + cos(x) dx | / 0
Integral(sqrt(1 + cos(x)), (x, 0, 1))
___ 2*\/ 2 *tan(1/2) ------------------ _______________ / 2 \/ 1 + tan (1/2)
=
___ 2*\/ 2 *tan(1/2) ------------------ _______________ / 2 \/ 1 + tan (1/2)
2*sqrt(2)*tan(1/2)/sqrt(1 + tan(1/2)^2)
Use the examples entering the upper and lower limits of integration.