Question: In problem, show that (f g)(x) = (g f)(x) = x. f(x) 3 + b; g(x) ( b) #0

In problem, show that (f ° g)(x) = (g ° f)(x) = x.

f(x) 3 ах + b; g(x) — — (х — b) а #0

f(x) 3 + b; g(x) ( b) #0

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