2 / ___\
3 9*x 20*\1 + x*\/ 2 /
- ------------- + ------------- - -----------------------
__________ 3/2 2
/ 2 / 2\ / 2\
\/ 1 + 3*x \1 + 3*x / | / ___\ |
7*\1 + \1 + x*\/ 2 / /
$$\frac{9 x^{2}}{\left(3 x^{2} + 1\right)^{\frac{3}{2}}} - \frac{20 \left(\sqrt{2} x + 1\right)}{7 \left(\left(\sqrt{2} x + 1\right)^{2} + 1\right)^{2}} - \frac{3}{\sqrt{3 x^{2} + 1}}$$
2
3 ___ ___ / ___\
81*x 27*x 20*\/ 2 80*\/ 2 *\1 + x*\/ 2 /
- ------------- + ------------- - ----------------------- + -----------------------
5/2 3/2 2 3
/ 2\ / 2\ / 2\ / 2\
\1 + 3*x / \1 + 3*x / | / ___\ | | / ___\ |
7*\1 + \1 + x*\/ 2 / / 7*\1 + \1 + x*\/ 2 / /
$$- \frac{81 x^{3}}{\left(3 x^{2} + 1\right)^{\frac{5}{2}}} + \frac{27 x}{\left(3 x^{2} + 1\right)^{\frac{3}{2}}} + \frac{80 \sqrt{2} \left(\sqrt{2} x + 1\right)^{2}}{7 \left(\left(\sqrt{2} x + 1\right)^{2} + 1\right)^{3}} - \frac{20 \sqrt{2}}{7 \left(\left(\sqrt{2} x + 1\right)^{2} + 1\right)^{2}}$$