1
---------------
________
/ 2
/ x
4* / 1 - --
\/ 16
$$\frac{1}{4 \sqrt{1 - \frac{x^{2}}{16}}}$$
x
--------------
3/2
/ 2\
| x |
64*|1 - --|
\ 16/
$$\frac{x}{64 \left(1 - \frac{x^{2}}{16}\right)^{\frac{3}{2}}}$$
2
3*x
16 + ------
2
x
1 - --
16
----------------
3/2
/ 2\
| x |
1024*|1 - --|
\ 16/
$$\frac{\frac{3 x^{2}}{1 - \frac{x^{2}}{16}} + 16}{1024 \left(1 - \frac{x^{2}}{16}\right)^{\frac{3}{2}}}$$