If f x r 6x 8 22 15 54 Select the correct answer below O f g x O fog x O f g x O f g x O f g x O f g x x 4 x 9 and g x 29 find f g x and any domain restrictions for f g x x 6 x 2 x 4 9 x x x where 6 9 2 4 9 where 6 9 2 x 4 x 9 x 4 x 9 where x6 9 2 x 4 x 9 where x 6 9 2 where x6 9 2 where x 6 9 2