Jika f(x) = 3x + 1 dan g(x) = 2x – 3.maka (gof)(x) =
Jika f(x) = 3x + 1 dan g(x) = 2x – 3.maka (gof)(x) = …..
Pembahasan:
f(x) = 3x + 1 dan g(x) = 2x – 3
(gof)(x) = g(f(x)
= g(3x + 1)
= 2(3x + 1) – 3
= 6x + 2 – 3
(gof)(x) = 6x – 1
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