Question

If f(x) =x/4 -3 and g(x) = 4ײ +2x−4, find (f+g)(x).

Answer 1

(f+g)(x)=4x2+94x−7Explanation:(f+g)(x)=f(x)+g(x)Substitute f(x)=x4−3:(f+g)(x)=x4−3+g(x)Substutitute g(x)=4x2+2x−4:(f+g)(x)=x4−3+4x2+2x−4Combine like terms:(f+g)(x)=4x2+94x−7