Jika f(x) = x²+1 dan (g•f)(x) = x/4 , maka g(x) =
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Pertanyaan
Jika f(x) = x²+1 dan (g•f)(x) = x/4 , maka g(x) =
1 Jawaban
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1. Jawaban sriumami
f(x) = X²+1
(g°f) (x) = x/4
g(x) =……?
>> (g°f) (x) = g(f(x))
x/4 = g(x²+1)
g = (x²+1) - x/4
g = x²+1/4 - x/4
g = 4x²+4/4 - x/4
g = 4x²-x