Answer:
Step-by-step explanation:
I do not fully understand your question yet
assuming this is what you asked
f(x) = 3x-1 and g(x) = x² +1
f o g(7) = f( g(7)) = f( 7² +1) = f( 50) = 3*50 -1 = 149
(f o g) (7) = f(g(x))(7) = f( x²+1)(7) = ( 3x²+3-1) (7) = (3x²+2)(7) ...
