1. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 1 Homework, Page 264 Determine the x values that cause the polynomial function to be (a) zero, (b) positive, and (c) negative. 1.

2. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 2 Homework, Page 264 Determine the x values that cause the polynomial function to be (a) zero, (b) positive, and (c) negative. 5.

3. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 3 Homework, Page 264 Complete the factoring, if needed. Solve the polynomial inequality using a sign chart. Support graphically. 9.

4. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 4 Homework, Page 264 Solve the polynomial inequality graphically. 13.

5. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 5 Homework, Page 264 Solve the polynomial inequality graphically. 17.

6. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 6 Homework, Page 264 Solve the following inequalities for the given function f (x). a. b. c. d. 21.

7. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 7 Homework, Page 264 Determine the x-values that cause the function to be: (a) zero, (b) undefined, (c) positive, and (d) negative. 25.

8. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 8 Homework, Page 264 Determine the x-values that cause the function to be: (a) zero, (b) undefined, (c) positive, and (d) negative. 29.

9. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 9 Homework, Page 264 Solve the inequality using a sign chart. Support graphically. 33.

10. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 10 Homework, Page 264 Solve the inequality using a sign chart. Support graphically. 37.

11. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 11 Homework, Page 264 Solve the inequality using a sign chart. Support graphically. 41.

12. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 12 Homework, Page 264 Solve the inequality. 45.

13. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 13 Homework, Page 264 Solve the inequality. 49.

14. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 14 Homework, Page 264 Solve the inequality. 53.

15. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 15 Homework, Page 264 57. Consider the collection of all rectangles that have length 2 in less than twice their width. Find the possible widths in inches of these rectangles if their perimeters are less than 200 in.

16. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 16 Homework, Page 264 61. Flannery Cannery packs peaches in 0.5-L cylindrical cans. A. Express the surface area S of the can as a function of the radius x (in cm).

17. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 17 Homework, Page 264 61. B. Find the radius and height of the can if the surface area is 900 cm 2.

18. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 18 Homework, Page 264 61. C. Find the least possible surface area of the can.

19. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 19 Homework, Page 264 65. The graph of changes sign at x = 0. Justify your answer. False. As shown by the sign chart below, the graph does not change sign at x = 0.

20. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 20 Homework, Page 264 69. Which of the following is a solution to A. B. C. D. E. There are no solutions.

21. Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 2- 21 Homework Homework Assignment #6 Review Sections 2.1 – 2.8 Page 269, Exercises: 25 – 81 (EOO), 93 Chapter 2 Test next time