Question

Let f(x) = x^2 + x - 2 and g(x) = x - 1. Perform the function operation and then find the domain.

(f + g)(x) = ______

What is the domain?

Answer 1

that is f(x)+g(x)
or
x^2+x-2+x-1=x^2+2x-3
the domain is the numbers we can use
it is all real numbers