jika f(x)=x+2/2x+3 dan g(x)=3x-1 maka (g o f)(-2)=...
Matematika
hajatulputri
Pertanyaan
jika f(x)=x+2/2x+3 dan g(x)=3x-1 maka (g o f)(-2)=...
1 Jawaban
-
1. Jawaban Anonyme
jawab
f(x) = (x + 2) /(2x+ 3)
f(-2) = (-2+2)/(-4 +3) = 0/-1
f(-2)= 0
gof(-2) = g (0) = 3(0) - 1
gof(-2) = -1