jika f(x)=4x+3 dan (fog)=5x-1, maka g(x)=....
Matematika
FikaAyu
Pertanyaan
jika f(x)=4x+3 dan (fog)=5x-1, maka g(x)=....
1 Jawaban
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1. Jawaban kekkaiisshi
f(x) = 4x + 3
(fog)(x) = 5x - 1
f(g(x)) = 5x - 1
4g(x) + 3 = 5x - 1
4g(x) = 5x - 1 - 3
4g(x) = 5x - 4
[tex]g(x) = \frac{1}{4}(5x - 4) [/tex]