Question

Let f(x) = 3x + 7 and g(x) = 4x – 2. Find (f composited with g) (–6).
A.-71 B.-47 C.-72 D.-46

Answer 1

hello :
(fog)(-6) = f(g(-6))
but : g(-6) =4(-6)-2 =-26
(fog)(-6) = f(g(-6)) = f(-26) =3(-26)+7 = -78+7=-71(answer : A.-71 )