Question

Dada a função do 1 grau f (x)=3x-1.Calcule:
a)f(0) b)f(-2) c)f (1/3)

Answer 1

f(x)=3x -1
f(0)=3*0-1=0-1= -1
f(-2)=3*(-2)-1= -6-1= -7
f(1/3)=3*(1/3) - 1= 3-1= 2