Question

Dada a função f: IR-IR definido por f(x)=3x +1 calcule

A)f(-2)

B)f(0)

C)f(⅓) *fração​

Answer 1

a)

$\mathtt{f(-2)=3.(-2)+1=-6+1=-5}$

b)

$\mathtt{f(0)=3.0+1=0+1=1}$

c)

$\mathtt{f(\dfrac{1}{3}) =3.\dfrac{1}{3}+1=1+1=2}$