Answer:
Step-by-step explanation:
f(x)=4x+1 and g(x)=x^2+5,
(f+g)(x) = f(x) + g(x) = 4x+1 + x²+5
(f+g)(x) = x² +4x+6
129 IS THE ANSWER
6+x^ x 2
x=4
6+(4)^2 x 2
6+16=22
22 x 2= 44
the answer is 44