if f(x) = x/2 -3 and g(x) = 3x(2) +x -6, find (f+g)(x)

Answer 1

To find (f+g)(x), you have to add equations f and g.

I understood your notation for g(x) as g(x) = 3x² + x - 6.

If that's right, then (f+g)(x) = 3x² + 3x/2 - 9.