Given f(x) = 6√x and g(x) = 7x, find the following expressions. (a) (fog)(4) (b) (gof)(2) (c) (fof)(1) (d) (gog)(0) (a) (fog)(4) = (Type an exact answer, using radicals as needed. Simplify your answer.) 1 Given f(x) = 2x² - 1 and g(x) = 7 - x², find the following expressions. 2 (a) (fog)(4) (b) (gof)(2) (c) (fof)(1) (d) (gog)(0) (a) (fog)(4) = (Simplify your answer.) Given f(x) = 5x and g(x) = 6x² +5, find the following expressions. (a) (fog)(4) (b) (gof)(2) (c) (fof)(1) (d) (gog)(0) (a) (fog)(4) = (Simplify your answer.)