Question

Dada a Função F(x) = ax+b e sabendo que f(2) =3 e f(-1) = -3 calcule f(5).​

Answer 1

Resposta:

f(2)=2a+b=3 — b=3-2a

f(-1)=-1a+b=-3

-1a+3-2a=-3

-3a=-3-3

a=6/3

a=2

b=3-2.2

b=-1

f(5)=5a+b

f(5)=5.2+(-1)

f(5)=9