2
8*cos(4*x)*sin(4*x) 12*cos (4*x)
- ------------------- + -------------------------
2 ___________
acos (6*x) / 2 3
\/ 1 - 36*x *acos (6*x)
$$- \frac{8 \sin{\left(4 x \right)} \cos{\left(4 x \right)}}{\operatorname{acos}^{2}{\left(6 x \right)}} + \frac{12 \cos^{2}{\left(4 x \right)}}{\sqrt{1 - 36 x^{2}} \operatorname{acos}^{3}{\left(6 x \right)}}$$
/ 2 / 1 2*x \ \
| 27*cos (4*x)*|- ---------------------- + --------------| |
| | / 2\ 3/2| |
| | \-1 + 36*x /*acos(6*x) / 2\ | |
| 2 2 \ \1 - 36*x / / 24*cos(4*x)*sin(4*x) |
8*|- 4*cos (4*x) + 4*sin (4*x) + -------------------------------------------------------- - ------------------------|
| acos(6*x) ___________ |
| / 2 |
\ \/ 1 - 36*x *acos(6*x)/
---------------------------------------------------------------------------------------------------------------------
2
acos (6*x)
$$\frac{8 \left(\frac{27 \left(\frac{2 x}{\left(1 - 36 x^{2}\right)^{\frac{3}{2}}} - \frac{1}{\left(36 x^{2} - 1\right) \operatorname{acos}{\left(6 x \right)}}\right) \cos^{2}{\left(4 x \right)}}{\operatorname{acos}{\left(6 x \right)}} + 4 \sin^{2}{\left(4 x \right)} - 4 \cos^{2}{\left(4 x \right)} - \frac{24 \sin{\left(4 x \right)} \cos{\left(4 x \right)}}{\sqrt{1 - 36 x^{2}} \operatorname{acos}{\left(6 x \right)}}\right)}{\operatorname{acos}^{2}{\left(6 x \right)}}$$
/ / 2 \ \
| 2 | 1 12 108*x 54*x | / 1 2*x \ |
| 27*cos (4*x)*|-------------- + ------------------------- + -------------- + -----------------------| 324*|- ---------------------- + --------------|*cos(4*x)*sin(4*x)|
| | 3/2 3/2 5/2 2 | | / 2\ 3/2| |
| |/ 2\ / 2\ 2 / 2\ / 2\ | / 2 2 \ | \-1 + 36*x /*acos(6*x) / 2\ | |
| \\1 - 36*x / \1 - 36*x / *acos (6*x) \1 - 36*x / \-1 + 36*x / *acos(6*x)/ 72*\sin (4*x) - cos (4*x)/ \ \1 - 36*x / / |
16*|32*cos(4*x)*sin(4*x) + ---------------------------------------------------------------------------------------------------- + -------------------------- - -----------------------------------------------------------------|
| acos(6*x) ___________ acos(6*x) |
| / 2 |
\ \/ 1 - 36*x *acos(6*x) /
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
2
acos (6*x)
$$\frac{16 \left(- \frac{324 \left(\frac{2 x}{\left(1 - 36 x^{2}\right)^{\frac{3}{2}}} - \frac{1}{\left(36 x^{2} - 1\right) \operatorname{acos}{\left(6 x \right)}}\right) \sin{\left(4 x \right)} \cos{\left(4 x \right)}}{\operatorname{acos}{\left(6 x \right)}} + \frac{27 \left(\frac{108 x^{2}}{\left(1 - 36 x^{2}\right)^{\frac{5}{2}}} + \frac{54 x}{\left(36 x^{2} - 1\right)^{2} \operatorname{acos}{\left(6 x \right)}} + \frac{1}{\left(1 - 36 x^{2}\right)^{\frac{3}{2}}} + \frac{12}{\left(1 - 36 x^{2}\right)^{\frac{3}{2}} \operatorname{acos}^{2}{\left(6 x \right)}}\right) \cos^{2}{\left(4 x \right)}}{\operatorname{acos}{\left(6 x \right)}} + 32 \sin{\left(4 x \right)} \cos{\left(4 x \right)} + \frac{72 \left(\sin^{2}{\left(4 x \right)} - \cos^{2}{\left(4 x \right)}\right)}{\sqrt{1 - 36 x^{2}} \operatorname{acos}{\left(6 x \right)}}\right)}{\operatorname{acos}^{2}{\left(6 x \right)}}$$