F (x) = 2x-5 g (x) = 3-x tentukan fog (x) dan gof (x)

sekian
semoga membantu

F(x) = 2x-5
g(x) = 3-x

fog (x) = f{g(x)}
=2{g(x)}-5
= 2 (3-x) – 5
= 6-2x-5
= 1-2x

gof (x) = g{f(x)}
=3- {f(x)}
= 3- (2x-5)
= 3-2x+5
= 8-2x