Jika f(x) =-4x+3/x-1 dan g(x)=x+2 maka (gof)(x)?

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Jika f(x) =-4x+3/x-1 dan g(x)=x+2 maka (gof)(x)?

F(x) = (-4x + 3)/(x-1)
g(x) = x + 2

(gof)(x) = ((-4x + 3)/(x -1)) + 2
(gof)(x) = (-4x + 3 + 2x – 2) / (x – 1)
(gof)(x) = (-2x + 1) / (x – 1)

Jawab:4x+5/x-1

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