2 2
-4 - 4*tan (x) + ----------- + 7*sin(x)
________
/ 2
\/ 1 - x
$$7 \sin{\left(x \right)} - 4 \tan^{2}{\left(x \right)} - 4 + \frac{2}{\sqrt{1 - x^{2}}}$$
/ 2 \ 2*x
7*cos(x) - 8*\1 + tan (x)/*tan(x) + -----------
3/2
/ 2\
\1 - x /
$$\frac{2 x}{\left(1 - x^{2}\right)^{\frac{3}{2}}} - 8 \left(\tan^{2}{\left(x \right)} + 1\right) \tan{\left(x \right)} + 7 \cos{\left(x \right)}$$
2 2
/ 2 \ 2 2 / 2 \ 6*x
- 8*\1 + tan (x)/ - 7*sin(x) + ----------- - 16*tan (x)*\1 + tan (x)/ + -----------
3/2 5/2
/ 2\ / 2\
\1 - x / \1 - x /
$$\frac{6 x^{2}}{\left(1 - x^{2}\right)^{\frac{5}{2}}} - 8 \left(\tan^{2}{\left(x \right)} + 1\right)^{2} - 16 \left(\tan^{2}{\left(x \right)} + 1\right) \tan^{2}{\left(x \right)} - 7 \sin{\left(x \right)} + \frac{2}{\left(1 - x^{2}\right)^{\frac{3}{2}}}$$