Matematika

Pertanyaan

Diketahui f(x) = 3x + 1 dan g(x) = 2x - 3. Fungsi ( f o g )(3) = ....

1 Jawaban

  •  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

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