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3x/x+1 (-2)
disamakan penyebutnya (3x - 2(x+1) per x + 1)
3x - 2x - 2 per x+ 1 hasilnya x - 2 per x+1. Semoga Bermanfaat.
(f o g)(x) = f(g(x))
= 3(x/x-1) - 2
= (3x/x-1) -2
= 3x-2x+2/x-1
= x+2/x-1