x x*sin(x) -log(asin(x)) - ------------------- - -------- + log(cos(x)) ________ cos(x) / 2 \/ 1 - x *asin(x)
/ 2 2 \ | 2 2*sin(x) x x*sin (x) x | -|x + ------------------- + -------- + ------------------ + --------- + -------------------| | ________ cos(x) / 2\ 2 2 3/2 | | / 2 \-1 + x /*asin (x) cos (x) / 2\ | \ \/ 1 - x *asin(x) \1 - x / *asin(x)/
2 3 3 2 3 3*sin (x) 4*x 3*x 2*x 2*x*sin(x) 2*x*sin (x) 3*x -3 - ------------------ - --------- - ------------------- - ------------------- - -------------------- - ---------- - ----------- + ------------------- / 2\ 2 2 3/2 5/2 3/2 cos(x) 3 2 \-1 + x /*asin (x) cos (x) / 2\ / 2\ / 2\ 3 cos (x) / 2\ 2 \1 - x / *asin(x) \1 - x / *asin(x) \1 - x / *asin (x) \-1 + x / *asin (x)