Ch 15: Quadratic Equations & Formulas

About This Chapter

Our straightforward video lessons can take the mystique out of quadratic equations. The self-assessment quizzes available for each lesson can tell you how you're doing.

Quadratic Equations and Formulas - Chapter Summary and Learning Objectives

There's no reason that quadratic equations should have you shaking in your boots. Our sequential lessons will guide you every step of the way to make sure that you understand the greatest common factor, the multiplication property of zero and the quadratic formula. As you near the end of this chapter, you'll feel more comfortable with the concepts below:

  • Why quadratic equations are important in algebra
  • Discriminants
  • Quadratics not in standard form
  • Factoring into two binomials to solve quadratic inequalities

Video Objective
What is a Quadratic Equation? - Definition & Examples Discover why quadratic equations are important in real life.
Solving Quadratics: Assigning the Greatest Common Factor and Multiplication Property of Zero Practice using the GCF and MPZ to solve quadratics.
How to Use the Quadratic Formula to Solve a Quadratic Equation Learn strategies for putting the quadratic formula into practice.
How to Solve Quadratics That Are Not in Standard Form Examine strategies for working with quadratics not in standard form.
Solving Quadratic Inequalities Using Two Binomials Find out how factoring into two binomials can help solve quadratic inequalities.

5 Lessons in Chapter 15: Quadratic Equations & Formulas
Test your knowledge with a 30-question chapter practice test
What is a Quadratic Equation? - Definition & Examples

1. What is a Quadratic Equation? - Definition & Examples

You might be surprised to learn that quadratic equations are an important part of the world we live in. We sometimes even make use of them for our entertainment! Watch this video lesson to learn more about these equations.

Solving Quadratics: Assigning the Greatest Common Factor and Multiplication Property of Zero

2. Solving Quadratics: Assigning the Greatest Common Factor and Multiplication Property of Zero

When it comes to solving quadratics, we have at our disposal several methods. Watch this video lesson to learn one such method you can use to solve quadratics that don't have a constant term.

How to Use the Quadratic Formula to Solve a Quadratic Equation

3. How to Use the Quadratic Formula to Solve a Quadratic Equation

When solving a quadratic equation by factoring doesn't work, the quadratic formula is here to save the day. Learn what it is and how to use it in this lesson.

How to Solve Quadratics That Are Not in Standard Form

4. How to Solve Quadratics That Are Not in Standard Form

It isn't always the case that your equation will be set up nicely for you to solve. In this lesson, learn how to factor or use the quadratic formula to solve quadratic equations, even when they are not in standard form.

Solving Quadratic Inequalities Using Two Binomials

5. Solving Quadratic Inequalities Using Two Binomials

Watch this video lesson to learn what simple steps you can take to solve quadratic inequalities using two binomials. See how it only requires a few steps to solve quadratic inequalities using this method.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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