**Unit Three**

Unit Objective:

Learn the definition of a function and its domain, range, independent and dependent
variables; recognize graphs of the basic functions; linear, quadratic, cubic, square root, piecewise,
rational, and polynomial.

*All assignments are in Basic Technical Mathematics With Calculus 7th edition by Allyn J. Washington, 2000.

Method of Evaluation:

The unit test will be a pencil and paper quiz taken at your class site. The test will be
administered by the instructor or by a proctor. Please see the course schedule for the
exact time and date of the unit test.

Objective One

Be able to determine the dependent and independent variable and understand and be able to
use f(x) function notation. Learn the definition of a function.

- Read 3.1, pages 77 -80.
- Complete Work Exercises 3.1, pages 80 - 81 #1 - 13 (odd), 17, 19, 21, 25, 33, 37.
**Quick Review sheet 3-1**.

Objective Two

Learn the definition of domain and range and be able to use them.

- Read 3.2, pages 81 - 84.
- Complete Work Exercises 3.2, pages 84 - 85 #1 - 17 (odd), 23.
**Quick Review sheet 3-2**.

Objective Three

Be able to locate points on the rectangular coordinate system.

- Read 3.3, pages 86 - 87.
- Complete Work Exercises 3.3, page 87 #1 - 25 (odd).
**Quick Review sheet 3-3**.

Objective Four

Be able to graph a function.

- Read 3.4, pages 88 - 91.
- Complete Work Exercises 3.4, pages 92 - 93 #1-19 (odd), 25, 29, 35-37 (odd), 49, 51, 53-56 (all).
**Quick Review sheet 3-4**.

Worksheets

- Objective 1 Worksheet.
- Objective 2 Worksheet.
- Objective 3 Worksheet.
- Objective 4 Worksheet.
- Answers.

**[Course Outline]** **[Home Page]**

*Copyright © 1996 by B. Chambers and P. Lowry. All Rights Reserved.*