2
x 4*x
- ------------------------- + ---
1 1 2 2 y
-- + -- + y - x + 2*x*y
2 2
x y $$- \frac{x^{2}}{- x^{2} + 2 x y + y^{2} + \frac{1}{y^{2}} + \frac{1}{x^{2}}} + \frac{4 x}{y}$$
-x^2/(x^(-2) + y^(-2) + y^2 - x^2 + 2.0*x*y) + 4.0*x/y
Рациональный знаменатель
[src] 5 3 3 3 3 5 4 4
- 4*x *y + 4*x*y + 4*y*x + 4*x *y + 7*x *y
-----------------------------------------------
2 / 2 2 2 4 4 2 3 3\
y *\x + y + x *y - x *y + 2*x *y / $$\frac{- 4 x^{5} y^{3} + 7 x^{4} y^{4} + 4 x^{3} y^{5} + 4 x^{3} y + 4 x y^{3}}{y^{2} \left(- x^{4} y^{2} + 2 x^{3} y^{3} + x^{2} y^{4} + x^{2} + y^{2}\right)}$$
Объединение рациональных выражений
[src] / 2 2 4 2 / 2 2\ 3 3\
x*\4*y + 4*x *y + 4*x *\1 - x *y / + 7*x *y /
-----------------------------------------------
/ 2 2 4 2 / 2 2\ 3 3\
y*\y + x *y + x *\1 - x *y / + 2*x *y / $$\frac{x \left(7 x^{3} y^{3} + 4 x^{2} y^{4} + 4 x^{2} \left(- x^{2} y^{2} + 1\right) + 4 y^{2}\right)}{y \left(2 x^{3} y^{3} + x^{2} y^{4} + x^{2} \left(- x^{2} y^{2} + 1\right) + y^{2}\right)}$$
2
x 4*x
- ------------------------- + ---
1 1 2 2 y
-- + -- + y - x + 2*x*y
2 2
x y $$- \frac{x^{2}}{- x^{2} + 2 x y + y^{2} + \frac{1}{y^{2}} + \frac{1}{x^{2}}} + \frac{4 x}{y}$$
/ 2 2 3 3 2 4 4 2\
x*\- 4*x - 4*y - 7*x *y - 4*x *y + 4*x *y /
-----------------------------------------------
/ 2 2 4 2 2 4 3 3\
y*\- x - y + x *y - x *y - 2*x *y / $$\frac{x \left(4 x^{4} y^{2} - 7 x^{3} y^{3} - 4 x^{2} y^{4} - 4 x^{2} - 4 y^{2}\right)}{y \left(x^{4} y^{2} - 2 x^{3} y^{3} - x^{2} y^{4} - x^{2} - y^{2}\right)}$$
3 3 3 4 2 2 5 2 5 2
- 7*y - 4*x - 18*x *y - 7*y*x - 7*x *y - 4*x*y + 4*x *y
-7 + --------------------------------------------------------------
3 4 3 2 2 5 3 4
- y + x *y - y*x - x *y - 2*x *y $$-7 + \frac{4 x^{5} y^{2} - 18 x^{3} y^{4} - 4 x^{3} - 7 x^{2} y^{5} - 7 x^{2} y - 4 x y^{2} - 7 y^{3}}{x^{4} y^{3} - 2 x^{3} y^{4} - x^{2} y^{5} - x^{2} y - y^{3}}$$