21 (-189 - 21*x)*(11 - 2*x)
- ----------------- + ------------------------
(-16 + x)*(5 + x) 2 2
(-16 + x) *(5 + x) $$\frac{\left(- 21 x - 189\right) \left(- 2 x + 11\right)}{\left(x - 16\right)^{2} \left(x + 5\right)^{2}} - \frac{21}{\left(x - 16\right) \left(x + 5\right)}$$
-21.0/((5.0 + x)*(-16.0 + x)) + (11.0 - 2.0*x)*(-189.0 - 21.0*x)/((5.0 + x)^2*(-16.0 + x)^2)
Рациональный знаменатель
[src] 2 2
- 21*(-16 + x) *(5 + x) + (-189 - 21*x)*(-16 + x)*(5 + x)*(11 - 2*x)
---------------------------------------------------------------------
3 3
(-16 + x) *(5 + x) $$\frac{1}{\left(x - 16\right)^{3} \left(x + 5\right)^{3}} \left(\left(- 21 x - 189\right) \left(- 2 x + 11\right) \left(x - 16\right) \left(x + 5\right) - 21 \left(x - 16\right)^{2} \left(x + 5\right)^{2}\right)$$
Объединение рациональных выражений
[src]21*((-9 - x)*(11 - 2*x) - (-16 + x)*(5 + x))
--------------------------------------------
2 2
(-16 + x) *(5 + x) $$\frac{1}{\left(x - 16\right)^{2} \left(x + 5\right)^{2}} \left(21 \left(- 2 x + 11\right) \left(- x - 9\right) - 21 \left(x - 16\right) \left(x + 5\right)\right)$$
/ 2 \
21*\-19 + x + 18*x/
----------------------------------
4 2 3
6400 + x - 39*x - 22*x + 1760*x$$\frac{21 x^{2} + 378 x - 399}{x^{4} - 22 x^{3} - 39 x^{2} + 1760 x + 6400}$$
1 (11 - 2*x)*(-21*x - 189)
- 21*---------------- + ------------------------
(x - 16)*(x + 5) 2 2
(x - 16) *(x + 5) $$\frac{\left(- 21 x - 189\right) \left(- 2 x + 11\right)}{\left(x - 16\right)^{2} \left(x + 5\right)^{2}} - \frac{21}{\left(x - 16\right) \left(x + 5\right)}$$
2
-399 + 21*x + 378*x
----------------------------------
4 2 3
6400 + x - 39*x - 22*x + 1760*x$$\frac{21 x^{2} + 378 x - 399}{x^{4} - 22 x^{3} - 39 x^{2} + 1760 x + 6400}$$
21*(-1 + x)*(19 + x)
--------------------
2 2
(-16 + x) *(5 + x) $$\frac{21 \left(x - 1\right) \left(x + 19\right)}{\left(x - 16\right)^{2} \left(x + 5\right)^{2}}$$
21 (11 - 2*x)*(-21*x - 189)
- ---------------- + ------------------------
(x - 16)*(x + 5) 2 2
(x - 16) *(x + 5) $$\frac{\left(- 21 x - 189\right) \left(- 2 x + 11\right)}{\left(x - 16\right)^{2} \left(x + 5\right)^{2}} - \frac{21}{\left(x - 16\right) \left(x + 5\right)}$$