Question 29869
f(x)=9-x^2----(1) g(x)=3-x.----(2) 
To find (f+g)(x).
(f+g)(x) = f(x)+g(x)
=(9-x^2)+(3-x)
= -x^2-x+(9+3)
= -x^2-x+12
Answer: (f+g)(x)= -x^2-x+12
Your first choice!