s*(s^2 + 7.0*s^3)/((1.0 + 5.0*s)*(40.0 + 140.0*s))
Объединение рациональных выражений
[src] 3
s *(1 + 7*s)
----------------------
20*(1 + 5*s)*(2 + 7*s)
$$\frac{s^{3} \left(7 s + 1\right)}{20 \left(5 s + 1\right) \left(7 s + 2\right)}$$
3
s *(1 + 7*s)
---------------------
/ 2\
20*\2 + 17*s + 35*s /
$$\frac{s^{3} \left(7 s + 1\right)}{700 s^{2} + 340 s + 40}$$
2
67 3*s s 134 + 719*s
----- - --- + --- - -------------------------------
61250 875 100 2
122500 + 1041250*s + 2143750*s
$$\frac{s^{2}}{100} - \frac{3 s}{875} - \frac{719 s + 134}{2143750 s^{2} + 1041250 s + 122500} + \frac{67}{61250}$$
3
s *(1 + 7*s)
----------------------
20*(1 + 5*s)*(2 + 7*s)
$$\frac{s^{3} \left(7 s + 1\right)}{20 \left(5 s + 1\right) \left(7 s + 2\right)}$$