asin(5*x + 1)
5 ------------------- ________________ / 2 \/ 1 - (5*x + 1)
25*(1 + 5*x) ------------------- 3/2 / 2\ \1 - (1 + 5*x) /
/ 2 \ | 3*(1 + 5*x) | 125*|1 + --------------| | 2| \ 1 - (1 + 5*x) / ------------------------ 3/2 / 2\ \1 - (1 + 5*x) /