week1

Math 115: College Algebra, Fall 2009

Reading and Homework Assignments

Week 5

Homework is due on my desk before class begins.

Reading Assignment:

Read: * Read Chapter 4 in the book to remind yourself of some of the basic ideas.

Reading Questions:

· What is a rational number? Give examples of rational numbers and of numbers that are not rational.

· What would you do to check if a number is a rational number?

· What is the absolute value of a number?

· How would you explain what is the absolute value of x is?

· What is different in chapter 4, lesson 5 from previous sections on graphing functions?

· Write some comments and questions on these sections.

Homework Assignment:

· Please write on the top right-hand of your homework how long you spent on this homework—writing your pen-pal letter, reading and solving problems.

· Do the following exercises:

pp.106-108, #3,4,5,7,8,9;

The following are exercises to help you review working with integers. You may want to use the models we discussed in class as necessary.

p.113, #12,17;

pp.119-120, #13,14,15;

p.124,#9; p.128, #10; p.133, #13; p.137, #10; p.142, #12.

p.147, #1,2,3

· Note that homework will not be collected on Tuesday. It will be collected on Thursday before the test begins so that you have it to study.

HOMEWORK #10: Due Thursday, October 8^th:

Exam #1 is today.

Homework is due on my desk before class begins.

Homework Assignment:

· Please write on the top right-hand of your homework how long you spent on this homework—writing your pen-pal letter, reading and solving problems.

· Do the following exercises:

pp.153-154, #9aehi,10,11,12,13;

pp.164, #11,15;

pp.175-175, #11,12;