Unit Eight

Unit Objective:
Solve quadratic equations by using the square root principle, factoring, or using the quadratic formula; complete the square.

*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
Recognize quadratic equations and solve by factoring using the zero principle .

• Read 7.1, pages 202 - 206.
• Complete Work Exercises 7.1, page 206 - 207 #1, 3, 5, 9 - 21 (odd), 25, 27, 29, 33, 41, 43, 45, 47.
• Quick Review sheet 8-1.

Objective Two
Be able to solve quadratics by completing the square, using square root principle.

• Read 7.2, pages 207 - 209.
• Complete Work Exercises 7.2, page 209 #1-7 odd, 9, 11, 13, 17, 19.
• Quick Review sheet 8-2.

Objective Three

• Read 7.3, pages 210 - 213.
• Complete Work Exercises 7.3, page 213 #1, 5, 11, 13, 15, 17, 25, 27, 29, 33, 43.
• Quick Review sheet 8-3.

Objective Four
Use the discriminant to determine the character of the roots to a quadratic.

• Reread 7.3 (bottom half of the page), pages 211.
• Complete Work Exercises 7.3, page 213 #37-40.
• Quick Review sheet 8-4.

Worksheets