(fog)(x)=2x^2+7x+4 dan g(x)=x+1,maka persamaan fungsi f(x)=
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Pertanyaan
(fog)(x)=2x^2+7x+4 dan g(x)=x+1,maka persamaan fungsi f(x)=
2 Jawaban
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1. Jawaban Anonyme
Bab Fungsi
Matematika SMA Kelas XI
(fog) (x) = 2x² + 7x + 4
f(x + 1) = 2x² + 7x + 4
f(x - 1 + 1) = 2(x - 1)² + 7 (x - 1) + 4
f(x) = 2x² - 4x + 2 + 7x - 7 + 4
f(x) = 2x² + 3x - 1 -