Matematika

Pertanyaan

Diketahui f(x+1)=8x+5 dan (fog) (x) =24x+29 rumus fungsi g(x) ....

1 Jawaban

  • - Fungsi -

    f(x+1) = 8x + 5
    misalkan, u = x+1 maka x = u-1
    f(u) = 8(u-1) + 5
    f(u) = 8u-8+5
    f(u) = 8u-3
    f(x) = 8x-3

    (fog)(x) = 24x + 29
    8g(x) - 3 = 24x + 29
    8g(x) = 24x + 32
    g(x) = 3x + 4

    semoga membantu
    -vin

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