1. Copyright © 2002 Pearson Education, Inc. 1

2. Chapter 2 An Introduction to Functions

3. Copyright © 2002 Pearson Education, Inc. 3 Figure 2.2 A Consumption Function

4. Copyright © 2002 Pearson Education, Inc. 4 Figure 2.3 Graph of Function Filling Four Quadrants

5. Copyright © 2002 Pearson Education, Inc. 5 Figure 2.4 A Multivariate Consumption Function

6. Copyright © 2002 Pearson Education, Inc. 6 Figure 2.5 Functions That Are Not Continuous

7. Copyright © 2002 Pearson Education, Inc. 7 Figure 2.6 Increasing Functions and Decreasing Functions

8. Copyright © 2002 Pearson Education, Inc. 8 Figure 2.7 A Function and Its Inverse

9. Copyright © 2002 Pearson Education, Inc. 9 Figure 2.8 A Function with Extreme Values

10. Copyright © 2002 Pearson Education, Inc. 10 Figure 2.9 Secant Lines

11. Copyright © 2002 Pearson Education, Inc. 11 Figure 2.10 Strictly Concave and Strictly Convex Functions

12. Copyright © 2002 Pearson Education, Inc. 12 Figure 2.11 Concave and Convex Functions

13. Copyright © 2002 Pearson Education, Inc. 13 Figure 2.12 Demand and Supply for PCs

14. Copyright © 2002 Pearson Education, Inc. 14 Figure 2.13 Power Functions in Which the Exponent Is a Positive Even Number

15. Copyright © 2002 Pearson Education, Inc. 15 Figure 2.14 Power Functions in Which the Exponent Is a Positive Odd Integer

16. Copyright © 2002 Pearson Education, Inc. 16 Figure 2.15 Power Functions in Which the Exponent Is a Negative Integer

17. Copyright © 2002 Pearson Education, Inc. 17 Figure 2.16 Some Exponential Functions