Matematika

Pertanyaan

dik:(gof)(x)=2xkuadrat+4x+5
g(x)=2x+3
Nilai f (x)=
dik:(gof)(x)=2xkuadrat+4x+5 g(x)=2x+3 Nilai f (x)=

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1 Jawaban

  • g(x) = 2x + 3

    (gof)(x) = 2x² + 4x + 5
    g(f(x)) = 2x² + 4x + 5
    2 . f(x) + 3 = 2x² + 4x + 5
    f(x) = (2x² + 4x + 5 - 3)/2
    f(x) = x² + 2x + 1 ✔

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