1. Instructor: Hyosang Kang Sep. 15, 2005
Fall 2005 Math 105 #28 Lesson 5
Instructor: Hyosang Kang
Sep. 15, 2005

2. Lesson Plan
Review of Section 1.4
Section 1.5
Assignment
Quiz

3. Review
Finding linear function from graph by knowing two point on the graph

4. Example

5. Section 1.5 (1)
Constant function

6. Section 1.5 (2)
Is this function?

7. Section 1.5 (3)
Parallel Lines

8. Section 1.5 (4)
Perpendicular Lines

9. Exercise
#5 (page 39)

10. Exercise
#7 (page 40)

11. Section 1.5 (5)
Finding intercept of two lines

12. Exercise
Find intercept of

13. You are able to …
Recognize that a function is linear from the shape of its graph.
Draw an accurate graph of a linear function if they are given a formula.
Check a table of data to decide if it is linear or not
Calculate the formula of a linear function if two points are given.

14. You are able to … (cont’d)
Calculate the formula of a linear function if a verbal description is given.
Explain the meaning of the slope and intercepts
Calculate the coordinates of the intersection point.

15. Assignments Read: Section 2.1
Do: Section 1.4: 26, Section 1.5: 15,19,21,23,25,27
2nd Team Homework 1.4: 34; 1.5: 26; 2.3: 16; Ch.2 Rev:26