oo / | | 4 | x *atan(x) | ------------------ dx | 2 _______ | (x + 3) *\/ x + 5 | / 0
Integral((x^4*atan(x))/(((x + 3)^2*sqrt(x + 5))), (x, 0, oo))
Use the examples entering the upper and lower limits of integration.