(g0f)(x)=4x²+4x, g(x)=x²-1, f(x-2)
Matematika
juni89
Pertanyaan
(g0f)(x)=4x²+4x, g(x)=x²-1, f(x-2)
1 Jawaban
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1. Jawaban Anonyme
Fungsi Komposisi
g(x) = x² - 1
(gof)(x) = 4x² + 4x
(f(x))² - 1 = 4x² + 4x
(f(x))² = 4x² + 4x + 1
(f(x))² = (2x + 1)²
f(x) = 2x + 1
f(x - 2) = 2(x - 2) + 1
f(x - 2) = 2x - 3