/ 9 9\
c*|d - c - - - -|
2 \ c d/
- c + -----------------
d
$$- c^{2} + \frac{c}{d} \left(- c + d - \frac{9}{d} - \frac{9}{c}\right)$$
-c^2 + c*(d - c - 9.0/c - 9.0/d)/d
Рациональный знаменатель
[src] 3 3 / / 2 \\
- c *d + c*d*\-9*d + c*\-9 + d - c*d//
----------------------------------------
3
c*d
$$\frac{1}{c d^{3}} \left(- c^{3} d^{3} + c d \left(c \left(- c d + d^{2} - 9\right) - 9 d\right)\right)$$
Объединение рациональных выражений
[src] / 2 \ 2 2
-9*d + c*\-9 + d - c*d/ - c *d
--------------------------------
2
d
$$\frac{1}{d^{2}} \left(- c^{2} d^{2} + c \left(- c d + d^{2} - 9\right) - 9 d\right)$$
2
2 9 c 9*c
c - c - - - -- - ---
d d 2
d
$$- c^{2} - \frac{c^{2}}{d} + c - \frac{9 c}{d^{2}} - \frac{9}{d}$$
/ 2 2 2 2\
-\9*c + 9*d + d*c + c *d - c*d /
-----------------------------------
2
d
$$- \frac{1}{d^{2}} \left(c^{2} d^{2} + c^{2} d - c d^{2} + 9 c + 9 d\right)$$
2
2 9*c + 9*d + d*c
c - c - ----------------
2
d
$$- c^{2} + c - \frac{1}{d^{2}} \left(c^{2} d + 9 c + 9 d\right)$$