Question

I am trying to do (f + g)(x) when f(x)=8x^2 and f(g)=1/x^2. Can you please help me?

Answer 1

(f+g)(x)=f(x)+g(x)

Answer 2

Can you actually add 8x^2 to 1/x^2?

Answer 3

You can add them as fractions once you get them to have the same denominator.