Given f(x) = 8x and g(x) = 3x + 1, find the following expressions (a) (fog)(4) (b) (gof)(2) (c) (fof)(1) (d) (gog)(0) (a) (fog)(4) = (Simplify your answer.) (b) (go f)(2) = (Simplify your answer.) (c) (fof)(1)=(Simplify your answer.) (d) (gog)(0) = (Simplify your answer.)