Respuesta :

sqdancefan
The ordered pair (6, 8) in the definition of F tells you F(6) = 8.
The ordered pair (6, 9) in the definition of G tells you G(6) = 9.

(F-G)(6) = F(6) - G(6) = 8 - 9 = -1
bianca0205

Thanks for the explanation mate that was helpful^^