Resposta :
[tex]\bullet \ f(x) = 3x + 2 \\\\ f(\frac{1}{2}) = 3 \cdot \frac{1}{2} + 2 = \frac{3}{2} + 2 = \frac{3}{2} + \frac{4}{2} = \boxed{\frac{7}{2}}[/tex]
F(x)=3x+2
quanto e=f(1/2)?