terakhir ka.mtk wajib
Jawab:
[tex]\frac{4x + 6}{x + 8}[/tex]
Penjelasan dengan langkah-langkah:
f(x) = 2x + 4
g(x) = (2x + 5)/(x - 4)
(f o g)(x)
= f(g(x))
= f((2x + 5)/(x - 4))
= 2(2x + 5)/(x - 4) + 4
= (4x + 10)/(x - 4) + 4(x - 4)/(x - 4)
= (8x - 6)/(x - 4)
(f o g)^-1(x)
= (4x - 6)/(x + 8)
[answer.2.content]
