3 2
-200 - a + 5*a + 9*a
-----------------------
3 2
500 + a - 25*a - 20*a
$$\frac{- a^{3} + 9 a^{2} + 5 a - 200}{a^{3} - 20 a^{2} - 25 a + 500}$$
(-200 - a^3 + 5*a + 9*a^2)/(500 + a^3 - 25*a - 20*a^2)
-1 + 1/(2*(-5 + a)) + 1/(2*(5 + a)) - 12/(-20 + a)
$$-1 + \frac{1}{2 \left(a + 5\right)} + \frac{1}{2 \left(a - 5\right)} - \frac{12}{a - 20}$$
1 1 12
-1 + ---------- + --------- - -------
2*(-5 + a) 2*(5 + a) -20 + a
a/(-25.0 + a^2) - 25.0*(-1 + 0.2*a)^2*(-8.0 + a)/((-20.0 + a)*(25.0 + a^2 - 10.0*a))
a/(-25.0 + a^2) - 25.0*(-1 + 0.2*a)^2*(-8.0 + a)/((-20.0 + a)*(25.0 + a^2 - 10.0*a))
Рациональный знаменатель
[src]
2 2
a 8*(-5 + a) a*(-5 + a)
-------- + ------------------------- - -------------------------
2 3 2 3 2
-25 + a -500 + a - 30*a + 225*a -500 + a - 30*a + 225*a
$$- \frac{a \left(a - 5\right)^{2}}{a^{3} - 30 a^{2} + 225 a - 500} + \frac{8 \left(a - 5\right)^{2}}{a^{3} - 30 a^{2} + 225 a - 500} + \frac{a}{a^{2} - 25}$$
/ 2 \ 2 / 2\
a*(-20 + a)*\25 + a - 10*a/ - (-5 + a) *\-25 + a /*(-8 + a)
------------------------------------------------------------
/ 2\ / 2 \
\-25 + a /*(-20 + a)*\25 + a - 10*a/
$$\frac{- \left(a - 8\right) \left(a - 5\right)^{2} \left(a^{2} - 25\right) + a \left(a - 20\right) \left(a^{2} - 10 a + 25\right)}{\left(a - 20\right) \left(a^{2} - 25\right) \left(a^{2} - 10 a + 25\right)}$$
(a*(-20 + a)*(25 + a^2 - 10*a) - (-5 + a)^2*(-25 + a^2)*(-8 + a))/((-25 + a^2)*(-20 + a)*(25 + a^2 - 10*a))
2
300 - 20*a - 11*a
-1 + -----------------------
3 2
500 + a - 25*a - 20*a
$$\frac{- 11 a^{2} - 20 a + 300}{a^{3} - 20 a^{2} - 25 a + 500} - 1$$
-1 + (300 - 20*a - 11*a^2)/(500 + a^3 - 25*a - 20*a^2)
2
a (-5 + a) *(-8 + a)
-------- - --------------------------
2 / 2 \
-25 + a (-20 + a)*\25 + a - 10*a/
$$- \frac{\left(a - 8\right) \left(a - 5\right)^{2}}{\left(a - 20\right) \left(a^{2} - 10 a + 25\right)} + \frac{a}{a^{2} - 25}$$
a/(-25 + a^2) - (-5 + a)^2*(-8 + a)/((-20 + a)*(25 + a^2 - 10*a))
Объединение рациональных выражений
[src]
/ 2 \ 2 / 2\
a*(-20 + a)*\25 + a - 10*a/ - (-5 + a) *\-25 + a /*(-8 + a)
------------------------------------------------------------
/ 2\ / 2 \
\-25 + a /*(-20 + a)*\25 + a - 10*a/
$$\frac{- \left(a - 8\right) \left(a - 5\right)^{2} \left(a^{2} - 25\right) + a \left(a - 20\right) \left(a^{2} - 10 a + 25\right)}{\left(a - 20\right) \left(a^{2} - 25\right) \left(a^{2} - 10 a + 25\right)}$$
(a*(-20 + a)*(25 + a^2 - 10*a) - (-5 + a)^2*(-25 + a^2)*(-8 + a))/((-25 + a^2)*(-20 + a)*(25 + a^2 - 10*a))
2
a (-5 + a) *(8 - a)
-------- + --------------------------
2 / 2 \
-25 + a (-20 + a)*\25 + a - 10*a/
$$\frac{\left(- a + 8\right) \left(a - 5\right)^{2}}{\left(a - 20\right) \left(a^{2} - 10 a + 25\right)} + \frac{a}{a^{2} - 25}$$
2
a (a - 5) *(8 - a)
------- + -------------------------
2 / 2 \
a - 25 (a - 20)*\a - 10*a + 25/
$$\frac{\left(- a + 8\right) \left(a - 5\right)^{2}}{\left(a - 20\right) \left(a^{2} - 10 a + 25\right)} + \frac{a}{a^{2} - 25}$$
2
a (-5 + a) *(-8 + a)
-------- - --------------------------
2 / 2 \
-25 + a (-20 + a)*\25 + a - 10*a/
$$- \frac{\left(a - 8\right) \left(a - 5\right)^{2}}{\left(a - 20\right) \left(a^{2} - 10 a + 25\right)} + \frac{a}{a^{2} - 25}$$
a/(-25 + a^2) - (-5 + a)^2*(-8 + a)/((-20 + a)*(25 + a^2 - 10*a))
/ 3 2 \
-\200 + a - 9*a - 5*a/
--------------------------
(-20 + a)*(-5 + a)*(5 + a)
$$- \frac{a^{3} - 9 a^{2} - 5 a + 200}{\left(a - 20\right) \left(a - 5\right) \left(a + 5\right)}$$
-(200 + a^3 - 9*a^2 - 5*a)/((-20 + a)*(-5 + a)*(5 + a))