Dik:f(x)=3-x2, g(x)= 1/x+5 Dit:(gof) (2)

Bab Fungsi Komposisi
Matematika SMA Kelas X

(gof) (2) = ?

f(x) = 3 - x²
f(2) = 3 - 2²
      = 3 - 4
      = -1

g(x) = 1/(x + 5)
       = 1/(-1 + 5)
       = 1/4