f(x) = 2x-1 per 3x + 4 g(x) = 2x-4 fog(x) = ....

Fungsi Komposisi
Kelas X

[tex] f(x) = \frac{2x-1}{3x+4} [/tex]
g(x) = 2x - 4

(f o g)(x) = f(g(x))
= f(2x - 4)
[tex] = \frac{2(2x-4) - 1}{3(2x -4) + 4} \\
= \frac{4x-8-1}{6x-12+4} \\
= \frac{4x-9}{6x-8} [/tex]

f o g x adalah 2x - 1 per 3x + 4