/ 2 2\ / 2 \ / 2 \ / 2 2\
r*\x - r / + 2*x*\r + r*x/ \r + r*x/*\x - r /
---------------------------- - --------------------
x 2
x $$\frac{1}{x} \left(r \left(- r^{2} + x^{2}\right) + 2 x \left(r^{2} + r x\right)\right) - \frac{1}{x^{2}} \left(- r^{2} + x^{2}\right) \left(r^{2} + r x\right)$$
(r*(x^2 - r^2) + 2.0*x*(r^2 + r*x))/x - (r^2 + r*x)*(x^2 - r^2)/x^2
Рациональный знаменатель
[src] 2 / / 2 2\ / 2 \\ / 2 \ / 2 2\
x *\r*\x - r / + 2*x*\r + r*x// - x*\r + r*x/*\x - r /
----------------------------------------------------------
3
x $$\frac{1}{x^{3}} \left(x^{2} \left(r \left(- r^{2} + x^{2}\right) + 2 x \left(r^{2} + r x\right)\right) - x \left(- r^{2} + x^{2}\right) \left(r^{2} + r x\right)\right)$$
Объединение рациональных выражений
[src] / / 2 2 \ / 2 2\\
r*\x*\x - r + 2*x*(r + x)/ - (r + x)*\x - r //
-------------------------------------------------
2
x $$\frac{r}{x^{2}} \left(x \left(- r^{2} + x^{2} + 2 x \left(r + x\right)\right) - \left(r + x\right) \left(- r^{2} + x^{2}\right)\right)$$
$$\frac{r^{4}}{x^{2}} + r^{2} + 2 r x$$
$$\frac{r^{4}}{x^{2}} + r^{2} + 2 r x$$
/ 2 2 \
r*(r + x)*\r + 2*x - r*x/
---------------------------
2
x $$\frac{r}{x^{2}} \left(r + x\right) \left(r^{2} - r x + 2 x^{2}\right)$$