Question

f(x) x^2 + 3 ; g(x) x-1
Which is equal to (f + g)(x)?

Answer 1

so than f(x)=x^2 +3 and g(x) = x-1 so than (f+g)(x) = x^2 +x +3-1 = x^2 +x +2

hope this will help you