Question

Let f(x) = 4 x + 3 and g(x) = 4 x^2 + 3 x.
(f+g)(8) =

Answer 1

first create what (f+g)(x) would look like tho it doesnt really matter
(f+g)(x) = (4x+3)+(4x^2 +3x)
then plug in 8 for x.... tho this coulda been done to each seperately then adding the 2 numbers together