For f(x) = x + 2 and g(x) = 2x + 4, find the following functions. a. (f o g)(x); b. (g of)(x); c. (fog)( - 2); d. (g of)( - 2) a. (fog)(x) (Simplify your answer.) b. (g of)(x) = (Simplify your answer.) c. (fog)( - 2) = d. (g of)( - 2) =X +7 For f(x) = 3x - 7 and g(x) : 3 ", find the following functions. a. (f o g)(x); b. (g of)(x); c. (f o g)(4); d. (g of)(4) a. (fog)(x) (Simplify your answer.) b. (g o f)(x) = (Simplify your answer.) c. (f o g)(4) = d. (g o f)(4) -For f(x) = vx and g(x) = x -7, find a. (fog)(x); b. the domain of fog a. (f o g)(x) = (Simplify your answer.) b. What is the domain of fog? The domain is (Simplify your answer. Type your answer in interval notation. Use integers or fractions for any numbers in the expression.)