d) What is the domain and range of the graphed function? (3 points)
e) Isabel’s competition,who sells books and no other products, charges a shipping fee of $1.99 per book plus a fixed fee of $3 for each order.1 Let x be the number of books purchased and f(x) be the price of shipping one order of books. Write a function that expresses f(x) and explain the value of f(x) for x = 0. (5 points) f) Graph the function in part e. (10 points) g) Is your graph discrete or continuous? Explain. (5 points)