jika (fog) (x) = 2x-1 dan g(x)=x+1 maka f(3) ? ....
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Pertanyaan
jika (fog) (x) = 2x-1 dan g(x)=x+1 maka f(3) ? ....
1 Jawaban
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1. Jawaban Ipeh11111
fog (x) = 2x-1
f(x+1) = 2x-1
f(x) = 2(x-1)-1
f(x) = 2x-2-1
f(x) = 2x-3
f(3) = 2(3)-3 = 6-3 = 3