MMM Course Login @ Assign @ Preview P Dashb Examp Factor Factori Pol X Polyno E Polyno * Polyno | Polyno | Final SPH4U | Grade + X - > C A Ims.virtualhighschool.com/d21/le/content/64580/viewContent/1060526/View ABF R G * 3 Im Polynomial Functions Unit Assignment X Question 5 (6 points) Saving... () Listen Factor each of these polynomial functions completely. Show all of your work. Oa f (a) = 5x3 - 17x2 + 16x - 4 Ob) f (ac) = 23 - 202 - 14x + 24 Oof (a) = 224 - 3ac3 - 24x2 + 13x + 12 Question 6 (8 points) Listen Using what you have learned in this unit, solve the following problem: The profit of a company can be modelled by the polynomial function P (t) = -+3 + 12t2 - 21t + 10, where Pis the profit, in thousands of dollars, and t is the time, in years. When will the company make their maximum profit of $108 000? Question 7 (5 points)