Don't know what I'm doing wrong

Let f(x) = 3x2+ 9x - 1 and g(x) = 3x + 2. Determine the rule for the composite functions fog and go f. (f o g) ( x) = (go f ) ( x ) = -/1 Points] DETAILS Math 110 Course Resources - Functions Course Packet on the composition of functions Let f(x) = 3x2 + 1 and g(x) = \\ 3x - 4. Determine the rule for the composite functions fog and go f. (f o g) (x) = (g of) ( x ) =