Jawaban:
10
Penjelasan dengan langkah-langkah:
(gof) (x) = 2x - 9
g(f(x)) = 2x - 9
g(x + 5) = 2x - 9
g(x - 5 + 5) = 2(x - 5) - 9
g(x) = 2x - 10 - 9
g(x) = 2x - 19
y = 2x - 19
2x = y + 19
x = (y + 19)/2
g^-1 (x) = (x + 19)/2
g^-1 (1) = (1 + 19)/2
g^-1 (1) = 20/2
g^-1 (1) = 10
Kode Kategorisasi : 11.2.6
Kelas 11
Pelajaran 2 - Matematika
Bab 6 - Fungsi
Kata kunci : invers
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Jawaban:
10
Penjelasan dengan langkah-langkah:
(gof) (x) = 2x - 9
g(f(x)) = 2x - 9
g(x + 5) = 2x - 9
g(x - 5 + 5) = 2(x - 5) - 9
g(x) = 2x - 10 - 9
g(x) = 2x - 19
g(x) = 2x - 19
y = 2x - 19
2x = y + 19
x = (y + 19)/2
g^-1 (x) = (x + 19)/2
g^-1 (1) = (1 + 19)/2
g^-1 (1) = 20/2
g^-1 (1) = 10
Kode Kategorisasi : 11.2.6
Kelas 11
Pelajaran 2 - Matematika
Bab 6 - Fungsi
Kata kunci : invers