diketahui fungsi f(x)=x+2 dan fungsi g(x)=x²-3x+4. fungsi komposisi (g o f) (x) =...

Bab Fungsi

(g o f)(x)
= g(f(x))
= (x + 2)^2 - 3(x + 2) + 4
= (x^2 + 4x + 4) - 3x - 6 + 4
= x^2 + x + 2