You call the pizza store and find out that each pizza has 12 slices. you expect 16 people to come, and you estimate each person will eat 3 slices. how many pizzas should you order?

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0