Diketahui:
f(x) = 4x-5
g(x) = 4x+3
Ditanyakan:
(fog)-¹(x)
Jawab:
(fog)(x)
= f(g(x))
= 4(g(x))-5
= 4(4x+3)-5
= 16x+12-5
= 16x+7
y=16x+7
y-7 = 16x
(y-7)/16 = x
(fog)-¹(x) = (x-7)/16
Mapel: Matematika
Kelas: 10
Materi: Komposisi Fungsi
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Diketahui:
f(x) = 4x-5
g(x) = 4x+3
Ditanyakan:
(fog)-¹(x)
Jawab:
(fog)(x)
= f(g(x))
= 4(g(x))-5
= 4(4x+3)-5
= 16x+12-5
= 16x+7
y=16x+7
y-7 = 16x
(y-7)/16 = x
(fog)-¹(x) = (x-7)/16
Mapel: Matematika
Kelas: 10
Materi: Komposisi Fungsi