Question

Найдите f(1/x), если f(x) = x-1/3-x

Answer 1

f(1/x)=(1/x-1) :(3-1/x)=(1-x)/x :(3x-1)x=(1-x)/x*x/((3x-1)=(1-x)/(3x-1)

Answer 2

Спасибо!