Answer:
3x^2 +3/2x -9
Step-by-step explanation:
f(x) = x/2 -3
g(x) =3x^2 +x-6
f(x)+g(x) = x/2 -3+3x^2 +x-6
Combine like terms
= 3x^2 +x +x/2 -3-6
=3x^2 +3/2x -9
