1
------------------------
________
2 / 1 /1\
x * / 1 - -- *acos|-|
/ 2 \x/
\/ x
$$\frac{1}{x^{2} \sqrt{1 - \frac{1}{x^{2}}} \operatorname{acos}{\left (\frac{1}{x} \right )}}$$
/ 2 1 1 \
-|------------- + -------------- + ------------------|
| ________ 3/2 / 1 \ /1\|
| / 1 2 / 1 \ x*|1 - --|*acos|-||
| / 1 - -- x *|1 - --| | 2| \x/|
| / 2 | 2| \ x / |
\\/ x \ x / /
-------------------------------------------------------
3 /1\
x *acos|-|
\x/
$$- \frac{1}{x^{3} \operatorname{acos}{\left (\frac{1}{x} \right )}} \left(\frac{2}{\sqrt{1 - \frac{1}{x^{2}}}} + \frac{1}{x \left(1 - \frac{1}{x^{2}}\right) \operatorname{acos}{\left (\frac{1}{x} \right )}} + \frac{1}{x^{2} \left(1 - \frac{1}{x^{2}}\right)^{\frac{3}{2}}}\right)$$
6 3 7 2 3 6
------------- + -------------- + -------------- + ----------------------- + -------------------- + ------------------
________ 5/2 3/2 3/2 2 / 1 \ /1\
/ 1 4 / 1 \ 2 / 1 \ 2 / 1 \ 2/1\ 3 / 1 \ /1\ x*|1 - --|*acos|-|
/ 1 - -- x *|1 - --| x *|1 - --| x *|1 - --| *acos |-| x *|1 - --| *acos|-| | 2| \x/
/ 2 | 2| | 2| | 2| \x/ | 2| \x/ \ x /
\/ x \ x / \ x / \ x / \ x /
---------------------------------------------------------------------------------------------------------------------
4 /1\
x *acos|-|
\x/
$$\frac{1}{x^{4} \operatorname{acos}{\left (\frac{1}{x} \right )}} \left(\frac{6}{\sqrt{1 - \frac{1}{x^{2}}}} + \frac{6}{x \left(1 - \frac{1}{x^{2}}\right) \operatorname{acos}{\left (\frac{1}{x} \right )}} + \frac{7}{x^{2} \left(1 - \frac{1}{x^{2}}\right)^{\frac{3}{2}}} + \frac{2}{x^{2} \left(1 - \frac{1}{x^{2}}\right)^{\frac{3}{2}} \operatorname{acos}^{2}{\left (\frac{1}{x} \right )}} + \frac{3}{x^{3} \left(1 - \frac{1}{x^{2}}\right)^{2} \operatorname{acos}{\left (\frac{1}{x} \right )}} + \frac{3}{x^{4} \left(1 - \frac{1}{x^{2}}\right)^{\frac{5}{2}}}\right)$$