3/2/ 1\
-3*acos |1 - -|
\ x/
------------------------------------
______________
/ 2
2 / / 1\ / 1\
2*x * / 1 - |1 - -| *acos|1 - -|
\/ \ x/ \ x/
$$- \frac{3 \operatorname{acos}^{\frac{3}{2}}{\left(1 - \frac{1}{x} \right)}}{2 x^{2} \sqrt{1 - \left(1 - \frac{1}{x}\right)^{2}} \operatorname{acos}{\left(1 - \frac{1}{x} \right)}}$$
/ _____________ _____________ \
| / / 1\ / / 1\ / 1\|
| / acos|1 - -| / acos|1 - -| *|1 - -||
| \/ \ x/ 1 \/ \ x/ \ x/|
3*|------------------- - ------------------------------------- - -------------------------|
| ______________ / 2\ _____________ 3/2 |
| / 2 | / 1\ | / / 1\ / 2\ |
| / / 1\ 4*x*|-1 + |1 - -| |* / acos|1 - -| | / 1\ | |
| / 1 - |1 - -| \ \ x/ / \/ \ x/ 2*x*|1 - |1 - -| | |
\\/ \ x/ \ \ x/ / /
-------------------------------------------------------------------------------------------
3
x
$$\frac{3 \left(\frac{\sqrt{\operatorname{acos}{\left(1 - \frac{1}{x} \right)}}}{\sqrt{1 - \left(1 - \frac{1}{x}\right)^{2}}} - \frac{\left(1 - \frac{1}{x}\right) \sqrt{\operatorname{acos}{\left(1 - \frac{1}{x} \right)}}}{2 x \left(1 - \left(1 - \frac{1}{x}\right)^{2}\right)^{\frac{3}{2}}} - \frac{1}{4 x \left(\left(1 - \frac{1}{x}\right)^{2} - 1\right) \sqrt{\operatorname{acos}{\left(1 - \frac{1}{x} \right)}}}\right)}{x^{3}}$$
/ _____________ _____________ _____________ 2 _____________ \
| / / 1\ / / 1\ / / 1\ / 1\ / 1\ / / 1\ / 1\ |
| 3* / acos|1 - -| / acos|1 - -| 3* / acos|1 - -| *|1 - -| 3*|1 - -| * / acos|1 - -| 3*|1 - -| |
| \/ \ x/ \/ \ x/ 1 3 \/ \ x/ \ x/ \ x/ \/ \ x/ \ x/ |
3*|- ------------------- - ---------------------- + ------------------------------------- + ------------------------------------- + --------------------------- - ---------------------------- + ---------------------------------------|
| ______________ 3/2 3/2 / 2\ _____________ 3/2 5/2 2 |
| / 2 / 2\ / 2\ | / 1\ | / / 1\ / 2\ / 2\ / 2\ _____________|
| / / 1\ 2 | / 1\ | 2 | / 1\ | 3/2/ 1\ 2*x*|-1 + |1 - -| |* / acos|1 - -| | / 1\ | 2 | / 1\ | 2 | / 1\ | / / 1\ |
| / 1 - |1 - -| 2*x *|1 - |1 - -| | 8*x *|1 - |1 - -| | *acos |1 - -| \ \ x/ / \/ \ x/ x*|1 - |1 - -| | 2*x *|1 - |1 - -| | 4*x *|-1 + |1 - -| | * / acos|1 - -| |
\ \/ \ x/ \ \ x/ / \ \ x/ / \ x/ \ \ x/ / \ \ x/ / \ \ x/ / \/ \ x/ /
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
4
x
$$\frac{3 \left(- \frac{3 \sqrt{\operatorname{acos}{\left(1 - \frac{1}{x} \right)}}}{\sqrt{1 - \left(1 - \frac{1}{x}\right)^{2}}} + \frac{3 \left(1 - \frac{1}{x}\right) \sqrt{\operatorname{acos}{\left(1 - \frac{1}{x} \right)}}}{x \left(1 - \left(1 - \frac{1}{x}\right)^{2}\right)^{\frac{3}{2}}} + \frac{3}{2 x \left(\left(1 - \frac{1}{x}\right)^{2} - 1\right) \sqrt{\operatorname{acos}{\left(1 - \frac{1}{x} \right)}}} - \frac{3 \left(1 - \frac{1}{x}\right)^{2} \sqrt{\operatorname{acos}{\left(1 - \frac{1}{x} \right)}}}{2 x^{2} \left(1 - \left(1 - \frac{1}{x}\right)^{2}\right)^{\frac{5}{2}}} + \frac{3 \left(1 - \frac{1}{x}\right)}{4 x^{2} \left(\left(1 - \frac{1}{x}\right)^{2} - 1\right)^{2} \sqrt{\operatorname{acos}{\left(1 - \frac{1}{x} \right)}}} - \frac{\sqrt{\operatorname{acos}{\left(1 - \frac{1}{x} \right)}}}{2 x^{2} \left(1 - \left(1 - \frac{1}{x}\right)^{2}\right)^{\frac{3}{2}}} + \frac{1}{8 x^{2} \left(1 - \left(1 - \frac{1}{x}\right)^{2}\right)^{\frac{3}{2}} \operatorname{acos}^{\frac{3}{2}}{\left(1 - \frac{1}{x} \right)}}\right)}{x^{4}}$$