First, we find (f + g)(x) by adding the two functions together:
(f + g)(x) = 4x^2 + 5 - 7
(f + g)(x) = 4x^2 - 2
The domain of (f + g)(x) is all real numbers, as there are no restrictions on the values x can take for this function.
f(x)=4x^2+5 and g(x)=-7
give me work
(f+g)(x)=
find domain
1 answer