6 7
7*(x + 2) 2*(x + 2)
---------- + --------------------
2 ________
acos (x) / 2 3
\/ 1 - x *acos (x)
$$\frac{7 \left(x + 2\right)^{6}}{\operatorname{acos}^{2}{\left(x \right)}} + \frac{2 \left(x + 2\right)^{7}}{\sqrt{1 - x^{2}} \operatorname{acos}^{3}{\left(x \right)}}$$
/ 2 / x 3 \ \
| (2 + x) *|----------- - -----------------| |
| | 3/2 / 2\ | |
| |/ 2\ \-1 + x /*acos(x)| |
5 | \\1 - x / / 14*(2 + x) |
2*(2 + x) *|21 + ------------------------------------------ + -------------------|
| acos(x) ________ |
| / 2 |
\ \/ 1 - x *acos(x)/
----------------------------------------------------------------------------------
2
acos (x)
$$\frac{2 \left(x + 2\right)^{5} \left(\frac{\left(x + 2\right)^{2} \left(\frac{x}{\left(1 - x^{2}\right)^{\frac{3}{2}}} - \frac{3}{\left(x^{2} - 1\right) \operatorname{acos}{\left(x \right)}}\right)}{\operatorname{acos}{\left(x \right)}} + 21 + \frac{14 \left(x + 2\right)}{\sqrt{1 - x^{2}} \operatorname{acos}{\left(x \right)}}\right)}{\operatorname{acos}^{2}{\left(x \right)}}$$
/ / 2 \ \
| 3 | 1 3*x 12 9*x | 2 / x 3 \ |
| (2 + x) *|----------- + ----------- + -------------------- + ------------------| 21*(2 + x) *|----------- - -----------------| |
| | 3/2 5/2 3/2 2 | | 3/2 / 2\ | |
| |/ 2\ / 2\ / 2\ 2 / 2\ | |/ 2\ \-1 + x /*acos(x)| |
4 | \\1 - x / \1 - x / \1 - x / *acos (x) \-1 + x / *acos(x)/ \\1 - x / / 126*(2 + x) |
2*(2 + x) *|105 + -------------------------------------------------------------------------------- + --------------------------------------------- + -------------------|
| acos(x) acos(x) ________ |
| / 2 |
\ \/ 1 - x *acos(x)/
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------
2
acos (x)
$$\frac{2 \left(x + 2\right)^{4} \left(\frac{\left(x + 2\right)^{3} \left(\frac{3 x^{2}}{\left(1 - x^{2}\right)^{\frac{5}{2}}} + \frac{9 x}{\left(x^{2} - 1\right)^{2} \operatorname{acos}{\left(x \right)}} + \frac{1}{\left(1 - x^{2}\right)^{\frac{3}{2}}} + \frac{12}{\left(1 - x^{2}\right)^{\frac{3}{2}} \operatorname{acos}^{2}{\left(x \right)}}\right)}{\operatorname{acos}{\left(x \right)}} + \frac{21 \left(x + 2\right)^{2} \left(\frac{x}{\left(1 - x^{2}\right)^{\frac{3}{2}}} - \frac{3}{\left(x^{2} - 1\right) \operatorname{acos}{\left(x \right)}}\right)}{\operatorname{acos}{\left(x \right)}} + 105 + \frac{126 \left(x + 2\right)}{\sqrt{1 - x^{2}} \operatorname{acos}{\left(x \right)}}\right)}{\operatorname{acos}^{2}{\left(x \right)}}$$