f(x)=3x-6dan g(x)=2×+a.bila (fog)(x)=(gof)(x)maka a=
Matematika
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Pertanyaan
f(x)=3x-6dan g(x)=2×+a.bila (fog)(x)=(gof)(x)maka a=
1 Jawaban
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1. Jawaban clonofo
[tex]Fungsi \:Komposisi[/tex]
diketahui:
f(x) = 3x - 6
g(x) = 2x + a
(fog)(x) = (gof)(x)
ditanya a = ... ?
(fog)(x) = (gof)(x) artinya
f (g(x)) = g (f(x))
3(2x + a) - 6 = 2(3x -6) + a
6x + 3a - 6 = 6x - 12 + a
2a = -6
a = -3
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