Ch. 4 Quadratic Equations

Chapter 3 Review Key

Chapter 4 Review Key

Class Notes for Chapter 4:

•  Solving Quadratics by Completing the Square
•  Solving by Factoring
•  Solving Quadratics by Graphing
•  Quadratic Formula

Hopefully Helpful Links:

• Quadratic Equations – Math is Fun (an overview)
• The Quadratic Formula Explained – Purplemath
• Solving Quadratic Equations – Video (BrightStorm)
• Khan Academy Video Links:
  • Solving Quadratic Equations by Completing the Square
  • Solving Quadratic Equations by Factoring
  • Using the Quadratic Formula
• MathisPower4u Video Links:
  • Solve a Quadratic Equation Graphically
  • Solve by Factoring
  • The Quadratic Formula
  • The Discriminant