Matematika

Pertanyaan

jika f(x)=2x+4 dan (fog) (x) =4x2 +2x maka g(x)

1 Jawaban

  • (fog) (x) = f(g(x)=4x^2+2x
    f(x) =2x+4
    f(g(x) =2 g(x) +4
    2 g(x) +4=4x^2+2x
    2 g(x) = 4x^2 +2x-4
    g(x) = 2x^2+x-2

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