Mark Dugopolski Elementary Algebra Edition 3 Chapter 9 Quadratic Equations and Quadratic Functions Copyright © 2000 by the McGraw-Hill Companies, Inc.

Quadratic Equation 9-1Page 454

Strategy for Solving Quadratic Equations by Factoring 9-2Page 455

Finding the Last Term 9-3Page 460

The Strategy for Solving a Quadratic Equation by Completing the Square 9-4Page 461

Figure Page 463 (Figure 9.1)

The Quadratic Formula 9-6Page 467

Table Page 469 (Table 9.1)

Solving the Quadratic Equation ax + bx + c = 0 9-8Page 470 2

Complex Numbers 9-9Page 477

Figure Page 477 (Figure 9.3)

Addition and Subtraction of Complex Numbers 9-11Page 478

Multiplication of Complex Numbers 9-12Page 478

Complex Conjugates 9-13Page 479

Dividing by a Complex Number 9-14Page 480

Square Root of a Negative Number 9-15Page 481

Complex Numbers 9-16Page 482

Quadratic Function 9-17Page 485