/ 2 \ |2*(-1 + sin(x)) *(x + cos(x)) | -|----------------------------- + cos(x)| | 2 | \ 1 + (x + cos(x)) / ------------------------------------------ 2 1 + (x + cos(x))
3 3 2 2*(-1 + sin(x)) 8*(-1 + sin(x)) *(x + cos(x)) 6*(-1 + sin(x))*(x + cos(x))*cos(x) ----------------- - ------------------------------ - ----------------------------------- + sin(x) 2 2 2 1 + (x + cos(x)) / 2\ 1 + (x + cos(x)) \1 + (x + cos(x)) / ------------------------------------------------------------------------------------------------- 2 1 + (x + cos(x))