Diketahui f(x) = 2x + 3, dan g(x) = 3x- 1.Jika (f0g)(m) = -5,maka nilai m adalah….
❐ Fungsi Komposisi
_____________________________
Tentukan (fog)(x)
= f(g(x))
= 2(g(x)) + 3
= 2(3x – 1) + 3
= 6x – 2 + 3
= 6x + 1
Tentukan m
(fog)(m) = -5
6m + 1 = -5
6m = -6
m = -1