4*x^3*(-x^2 + x + 6)/((x^3*(x^3 - 7*x - 1*6))) при x = 1/3
подставляем
3 / 2 \ 4*x *\- x + x + 6/ ------------------- 3 / 3 \ x *\x - 7*x - 6/
-4 ----- 1 + x
переменные
x = 1/3
-4 --------- 1 + (1/3)
-4 ------- 1 + 1/3
-3
/ 2\ 4*\6 + x - x / -------------- 3 -6 + x - 7*x
2 24 - 4*x + 4*x --------------- 3 x - 7*x - 6
2 24 - 4*x + 4*x --------------- 3 -6 + x - 7*x
4.0*(6.0 + x - x^2)/(-6.0 + x^3 - 7.0*x)
5 4 3 4*x 4*x 24*x - ---------------- + ---------------- + ---------------- 6 4 3 6 4 3 6 4 3 x - 7*x - 6*x x - 7*x - 6*x x - 7*x - 6*x
2 24 - 4*x + 4*x --------------- 3 -6 + x - 7*x