2 3
6 + 3*x -18*x - 3*x
-------- + ------------
1 + 3*x 2
(1 + 3*x) $$\frac{3 x^{2} + 6}{3 x + 1} + \frac{- 3 x^{3} - 18 x}{\left(3 x + 1\right)^{2}}$$
2 3
6 + 3*x 3*x + 18*x
-------- - -----------
1 + 3*x 2
(1 + 3*x) $$\frac{3 x^{2} + 6}{3 x + 1} - \frac{3 x^{3} + 18 x}{\left(3 x + 1\right)^{2}}$$
(6.0 + 3.0*x^2)/(1.0 + 3.0*x) - 3.0*(x^3 + 6.0*x)/(1.0 + 3.0*x)^2
Рациональный знаменатель
[src] 2 / 2\ / 3\
(1 + 3*x) *\6 + 3*x / + (1 + 3*x)*\-18*x - 3*x /
------------------------------------------------
3
(1 + 3*x) $$\frac{1}{\left(3 x + 1\right)^{3}} \left(\left(3 x + 1\right)^{2} \left(3 x^{2} + 6\right) + \left(3 x + 1\right) \left(- 3 x^{3} - 18 x\right)\right)$$
Объединение рациональных выражений
[src] / / 2\ / 2\\
3*\(1 + 3*x)*\2 + x / - x*\6 + x //
-----------------------------------
2
(1 + 3*x) $$\frac{1}{\left(3 x + 1\right)^{2}} \left(- 3 x \left(x^{2} + 6\right) + 3 \left(3 x + 1\right) \left(x^{2} + 2\right)\right)$$
/ 2 3\
3*\2 + x + 2*x /
-----------------
2
1 + 6*x + 9*x $$\frac{6 x^{3} + 3 x^{2} + 6}{9 x^{2} + 6 x + 1}$$
1 55 2*x
- - + ---------------- + ---
9 2 3
9 + 54*x + 81*x $$\frac{2 x}{3} - \frac{1}{9} + \frac{55}{81 x^{2} + 54 x + 9}$$
/ 2 3\
3*\2 + x + 2*x /
-----------------
2
(1 + 3*x) $$\frac{6 x^{3} + 3 x^{2} + 6}{\left(3 x + 1\right)^{2}}$$