2 4
3 3 / 2 \ 6*asin (2*x)*cot (7*x)
asin (2*x)*cot (7*x)*\-28 - 28*cot (7*x)/ + ----------------------
__________
/ 2
\/ 1 - 4*x
$$\left(- 28 \cot^{2}{\left(7 x \right)} - 28\right) \cot^{3}{\left(7 x \right)} \operatorname{asin}^{3}{\left(2 x \right)} + \frac{6 \cot^{4}{\left(7 x \right)} \operatorname{asin}^{2}{\left(2 x \right)}}{\sqrt{1 - 4 x^{2}}}$$
/ / 2 \ \
2 | 2 / 1 x*asin(2*x) \ 2 / 2 \ / 2 \ 84*\1 + cot (7*x)/*asin(2*x)*cot(7*x)|
4*cot (7*x)*|6*cot (7*x)*|- --------- + -------------| + 49*asin (2*x)*\1 + cot (7*x)/*\3 + 5*cot (7*x)/ - -------------------------------------|*asin(2*x)
| | 2 3/2| __________ |
| | -1 + 4*x / 2\ | / 2 |
\ \ \1 - 4*x / / \/ 1 - 4*x /
$$4 \left(6 \left(\frac{x \operatorname{asin}{\left(2 x \right)}}{\left(1 - 4 x^{2}\right)^{\frac{3}{2}}} - \frac{1}{4 x^{2} - 1}\right) \cot^{2}{\left(7 x \right)} + 49 \left(\cot^{2}{\left(7 x \right)} + 1\right) \left(5 \cot^{2}{\left(7 x \right)} + 3\right) \operatorname{asin}^{2}{\left(2 x \right)} - \frac{84 \left(\cot^{2}{\left(7 x \right)} + 1\right) \cot{\left(7 x \right)} \operatorname{asin}{\left(2 x \right)}}{\sqrt{1 - 4 x^{2}}}\right) \cot^{2}{\left(7 x \right)} \operatorname{asin}{\left(2 x \right)}$$
/ / 2 2 2 \ / 2 \ 2 / 2 \ / 2 \ \
| 3 | 2 asin (2*x) 12*x*asin(2*x) 12*x *asin (2*x)| 3 / 2 \ | 4 / 2 \ 2 / 2 \| 2 / 2 \ / 1 x*asin(2*x) \ 441*asin (2*x)*\1 + cot (7*x)/*\3 + 5*cot (7*x)/*cot(7*x)|
8*|3*cot (7*x)*|------------- + ------------- + -------------- + ----------------| - 343*asin (2*x)*\1 + cot (7*x)/*\2*cot (7*x) + 3*\1 + cot (7*x)/ + 10*cot (7*x)*\1 + cot (7*x)// - 252*cot (7*x)*\1 + cot (7*x)/*|- --------- + -------------|*asin(2*x) + ---------------------------------------------------------|*cot(7*x)
| | 3/2 3/2 2 5/2 | | 2 3/2| __________ |
| |/ 2\ / 2\ / 2\ / 2\ | | -1 + 4*x / 2\ | / 2 |
\ \\1 - 4*x / \1 - 4*x / \-1 + 4*x / \1 - 4*x / / \ \1 - 4*x / / \/ 1 - 4*x /
$$8 \left(- 252 \left(\frac{x \operatorname{asin}{\left(2 x \right)}}{\left(1 - 4 x^{2}\right)^{\frac{3}{2}}} - \frac{1}{4 x^{2} - 1}\right) \left(\cot^{2}{\left(7 x \right)} + 1\right) \cot^{2}{\left(7 x \right)} \operatorname{asin}{\left(2 x \right)} - 343 \left(\cot^{2}{\left(7 x \right)} + 1\right) \left(3 \left(\cot^{2}{\left(7 x \right)} + 1\right)^{2} + 10 \left(\cot^{2}{\left(7 x \right)} + 1\right) \cot^{2}{\left(7 x \right)} + 2 \cot^{4}{\left(7 x \right)}\right) \operatorname{asin}^{3}{\left(2 x \right)} + 3 \left(\frac{12 x^{2} \operatorname{asin}^{2}{\left(2 x \right)}}{\left(1 - 4 x^{2}\right)^{\frac{5}{2}}} + \frac{12 x \operatorname{asin}{\left(2 x \right)}}{\left(4 x^{2} - 1\right)^{2}} + \frac{\operatorname{asin}^{2}{\left(2 x \right)}}{\left(1 - 4 x^{2}\right)^{\frac{3}{2}}} + \frac{2}{\left(1 - 4 x^{2}\right)^{\frac{3}{2}}}\right) \cot^{3}{\left(7 x \right)} + \frac{441 \left(\cot^{2}{\left(7 x \right)} + 1\right) \left(5 \cot^{2}{\left(7 x \right)} + 3\right) \cot{\left(7 x \right)} \operatorname{asin}^{2}{\left(2 x \right)}}{\sqrt{1 - 4 x^{2}}}\right) \cot{\left(7 x \right)}$$