Fungsi f(x) = 3x – 3, g(x) = x2 +2x – 1, dan h(x) = x – 3, maka (fogoh)(x) adalah…

fungsi f(x) = 3x – 3, g(x) = x2 +2x – 1, dan h(x) = x – 3, maka (fogoh)(x) adalah…

(fogoh) (x) = f(g(h))

g(h) = (x-3)²+2(x-3)-1
= (x²-6x+9)+(2x-6)-1
= x²-4x+2
f(g(h))= 3(x²-4x+2)-3
= 3x²-12x+6-3
= 3x²-12x+3

Jadi, fogoh (x) = 3x²-12x+3

Baca Juga :  Fungsi Invers F(x) = x+3 G(x) = -4x H(x) = 5x + 1 ((f^-1 o g^-1) o h^-1 (x))