f(x)=5x-9 g(x+1)=3x+1 f{g(x)}=???
Matematika
develz154
Pertanyaan
f(x)=5x-9
g(x+1)=3x+1
f{g(x)}=???
g(x+1)=3x+1
f{g(x)}=???
1 Jawaban
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1. Jawaban Anonyme
f(x) = 5x - 9
g(x + 1) = 3x + 1
g(x + 1) = 3(x + 1) - 2
g(x) = 3x - 2
f(g(x))
= 5(3x - 2) - 9
= 15x - 10 - 9
= 15x - 19