Diketahui:
f(x) = x²-4
(fog)(x) = x⁴-4x²
Ditanyakan:
g(x)
Jawab:
(fog)(x) = f(g(x))
(g(x))²-4 = x⁴-4x²
(g(x))² = x⁴-4x²+4
g(x) = x²-2
Mapel: Matematika
Kelas: 10
Materi: Komposisi Fungsi
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Diketahui:
f(x) = x²-4
(fog)(x) = x⁴-4x²
Ditanyakan:
g(x)
Jawab:
(fog)(x) = f(g(x))
(g(x))²-4 = x⁴-4x²
(g(x))² = x⁴-4x²+4
g(x) = x²-2
Mapel: Matematika
Kelas: 10
Materi: Komposisi Fungsi