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