asin(8*x - 3)
-------------
7
asin(8*x - 3)/7
8
---------------------
________________
/ 2
7*\/ 1 - (8*x - 3)
64*(-3 + 8*x)
----------------------
3/2
/ 2\
7*\1 - (-3 + 8*x) /
/ 2 \
| 3*(-3 + 8*x) |
-512*|-1 + ----------------|
| 2|
\ -1 + (-3 + 8*x) /
----------------------------
3/2
/ 2\
7*\1 - (-3 + 8*x) /