Question

Dada a função afim f(x) = 3x -1, determine: f (9); f (8);f (13)​

Answer 1

Explicação passo-a-passo:

Temos que $f(x)=3x-1$.

$f(9)=3.9-1\\\\f(9)=27-1\\\\f(9)=26\\\\\\f(8)=3.8-1\\\\f(8)=24-1\\\\f(8)=23\\\\\\f(13)=3.13-1\\\\f(13)=39-1\\\\f(13)=38$