M153 Lecture 1.1 Thompson

1. WELCOME BACK!
MAT153
College Math and Statistics
MR. THOMPSON
Class Meets: T, R, F
Room: 318/317*

2. Today’s Agenda
• Syllabus
• Course Information
• Class Procedures
• Questions?
• Section 1.1

3. The Real Number System

4. Properties of Real Numbers

5. Properties of Real Numbers

6. Simplifying / Evaluating Expressions
“P.E.M.D.A.S.”

8. Evaluating Variable Expressions
*Note: Use parentheses when substituting
3xlet 3xlet

9. Inequality / Interval Notation
)4,5(
]4,5(
),3[
)2,(

10. Absolute Value
0||
0||
,
xifxx
xifxx
xnumberrealanyfor

11. Absolute Value
|6| |6|
|43| |2|
|48| |85|
6 6
7 2
4 13

12. Homework
•Page 10
11-14, 19-
26, 43, 45, 47, 63-71 odd