What is the domain and range of the graphed function? (3 points) 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. 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)

Graph the function in part e. (10 points)

Is your graph discrete or continuous? Explain. (5 points)