Respuesta :
f(x) = (x - 3)/x and g(x) = 5x - 4
(f○g)(x) = (5x - 4 - 3)/(5x - 4) = (5x - 7)/(5x - 4)
Domain of (f○g)(x) is (-∞, 4/5) ∪ (4/5, ∞)
(f○g)(x) = (5x - 4 - 3)/(5x - 4) = (5x - 7)/(5x - 4)
Domain of (f○g)(x) is (-∞, 4/5) ∪ (4/5, ∞)