Для функции f(x) = 1/x^3:
f(-1) = 1/(-1)^3 = 1/-1 = -1
f(1/2) = 1/(1/2)^3 = 1/(1/8) = 8
f(2) = 1/2^3 = 1/8 = 1/8
Для функции f(x) = 1/x^3:
f(-1) = 1/(-1)^3 = 1/-1 = -1
f(1/2) = 1/(1/2)^3 = 1/(1/8) = 8
f(2) = 1/2^3 = 1/8 = 1/8