10 / 2\ \1 + x /
(1 + x^2)^10 при x = -1/2
(1 + x^2)^10
(1 + (-1/2)^2)^10
9765625/1048576
(1.0 + x^2)^10
20 2 18 4 16 6 14 8 12 10 1 + x + 10*x + 10*x + 45*x + 45*x + 120*x + 120*x + 210*x + 210*x + 252*x