Answer:
2x^2 +11
Step-by-step explanation:
(x) = 3 x^2 + 2
g(x) = x^2 - 9
(f - g)(x) =3 x^2 + 2 - (x^2 - 9)
Distribute the minus sign
= 3x^2 +2 - x^2 +9
Combine like terms
= 2x^2 +11
X would be -31/4 and (-65 plus or minus i root 3)/8
Answer:
x=-3
Step-by-step explanation:
-3x-2y=9
-3x-2(0)=9
-3x-0=9
-3x=9
x=-3