For f(x) = 3x and g(x) = x + 2, find the following functions.
a. (fog)(x); b. (g of)(x); c. (fog)(4); d. (gof)(4)
a. (fog)(x) = 1
(Simplify your answer.)
b. (gof)(x) =
(Simplify your answer.)
c. (fog)(4) =
d. (gof)(4)= 1