The complete link for instructors is:
http://www.brookscole.com/cgi-brookscole/course_products_bc.pl?fid=M2&topic_code=2AFE&discipline_number=1&product_isbn_issn=0534397271

You can go to one of these websites for extra practice in a particular chapter of the text:

CHAPTER 1:
http://bca.brookscole.com/quiz-public?name=ghsmmp07/ghsmmp07c1qæ
CHAPTER 2:
http://bca.brookscole.com/quiz-public?name=ghsmmp07/ghsmmp07c2qæ
CHAPTER 3:
http://bca.brookscole.com/quiz-public?name=ghsmmp07/ghsmmp07c3qæ
CHAPTER 4:
http://bca.brookscole.com/quiz-public?name=ghsmmp07/ghsmmp07c4qæ
CHAPTER 5:
http://bca.brookscole.com/quiz-public?name=ghsmmp07/ghsmmp07c5qæ
CHAPTER 6:
http://bca.brookscole.com/quiz-public?name=ghsmmp07/ghsmmp07c6qæ
CHAPTER 7:
http://bca.brookscole.com/quiz-public?name=ghsmmp07/ghsmmp07c7qæ
CHAPTER 8:
http://bca.brookscole.com/quiz-public?name=ghsmmp07/ghsmmp07c8qæ
CHAPTER 9:
http://bca.brookscole.com/quiz-public?name=ghsmmp07/ghsmmp07c9qæ

The CNN videos can be accessed at the following web address:
http://www.wadsworthmedia.com/math/0534397271/videoæ