Diketahui f(x) = 3x + 1 dan g(x) = 2x - 3. Fungsi ( f o g )(3) = ....
Matematika
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Pertanyaan
Diketahui f(x) = 3x + 1 dan g(x) = 2x - 3. Fungsi ( f o g )(3) = ....
1 Jawaban
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1. Jawaban ahreumlim
f(x) = 3x + 1
g(x) = 2x - 3
maka
g(3) = 2(3) - 3 = 3
f(3) = 3(3) + 1 = 10
jadi
( f o g )(3)
= f(g(3))
= f(3)
= 10