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Ch 9: Nonlinear Equations & Inequalities

About This Chapter

Review this chapter's video lessons to boost your knowledge of nonlinear equations and inequalities. Topics covered include quadratic equations, quadratic formulas and absolute value inequalities.

Nonlinear Equations & Inequalities - Chapter Summary

If you're interested in strengthening your knowledge of nonlinear equations and inequalities, this chapter can help! Explore fun videos at your convenience to learn about quadratic equations and formulas. Lessons examine important definitions and formulas for solving these equations. After reviewing this chapter, you will be ready to do the following:

  • Define a quadratic equation
  • Solve a quadratic equation using the quadratic formula
  • Use factoring to solve a quadratic equation
  • Provide the meaning of the absolute-value inequality
  • Solve and graph an absolute value inequality

Lessons are accessible from any computer, smartphone or tablet and are available as both videos and full transcripts. Review them in any sequence to ensure your study of nonlinear equations and inequalities matches your specific learning needs. When ready, gauge your understanding of this chapter by taking short lesson quizzes and a chapter exam. And be sure to submit any questions you have about lesson topics to our experts!

5 Lessons in Chapter 9: Nonlinear Equations & Inequalities
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.

How to Use the Quadratic Formula to Solve a Quadratic Equation

2. 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 a Quadratic Equation by Factoring

3. How to Solve a Quadratic Equation by Factoring

If your favorite video game, 'Furious Fowls,' gave you the quadratic equation for each shot you made, would you be able to solve the equation to make sure every one hit its target? If not, you will after watching this video!

The Absolute-Value Inequality: Definition & Example

4. The Absolute-Value Inequality: Definition & Example

After watching this video lesson, you will be able to solve absolute value inequalities. Learn how you can easily set up your problem to successfully solve your problem each and every time.

How to Solve and Graph an Absolute Value Inequality

5. How to Solve and Graph an Absolute Value Inequality

Taking two skills and combining them to make a more complicated problem is a classic tactic in mathematics. If you feel confident with absolute values and inequalities, see if you can tackle them with their powers combined here!

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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