_________ 2 2
/ 2 2 a x
\/ a - x + --------------- - ------------
________ _________
/ 2 / 2 2
/ x \/ a - x
2* / 1 - --
\/ 4
$$\frac{a^{2}}{2 \sqrt{1 - \frac{x^{2}}{4}}} - \frac{x^{2}}{\sqrt{a^{2} - x^{2}}} + \sqrt{a^{2} - x^{2}}$$
/ 2 2 \
| 3 x a |
x*|- ------------ - ------------ + -------------|
| _________ 3/2 3/2|
| / 2 2 / 2 2\ / 2\ |
| \/ a - x \a - x / | x | |
| 8*|1 - --| |
\ \ 4 / /
$$x \left(\frac{a^{2}}{8 \left(1 - \frac{x^{2}}{4}\right)^{\frac{3}{2}}} - \frac{x^{2}}{\left(a^{2} - x^{2}\right)^{\frac{3}{2}}} - \frac{3}{\sqrt{a^{2} - x^{2}}}\right)$$
2 4 2 2 2
3 6*x 3*x a 3*a *x
- ------------ - ------------ - ------------ + ------------- + --------------
_________ 3/2 5/2 3/2 5/2
/ 2 2 / 2 2\ / 2 2\ / 2\ / 2\
\/ a - x \a - x / \a - x / | x | | x |
8*|1 - --| 32*|1 - --|
\ 4 / \ 4 /
$$\frac{3 a^{2} x^{2}}{32 \left(1 - \frac{x^{2}}{4}\right)^{\frac{5}{2}}} + \frac{a^{2}}{8 \left(1 - \frac{x^{2}}{4}\right)^{\frac{3}{2}}} - \frac{3 x^{4}}{\left(a^{2} - x^{2}\right)^{\frac{5}{2}}} - \frac{6 x^{2}}{\left(a^{2} - x^{2}\right)^{\frac{3}{2}}} - \frac{3}{\sqrt{a^{2} - x^{2}}}$$