# Ch 9: NES Math: Matrix Operations & Determinants

The lessons in this chapter of our study guide can help you prepare for NES Math exam questions on operations and equations involving matrices. Our short videos, quizzes and other study tools help you refresh your knowledge before exam day.

## NES Math: Matrix Operations & Determinants--Chapter Summary

Let us help you renew your understanding about what a matrix is, how to perform operations with them and ways to take a determinant of a matrix. These videos can help you tackle NES Math exam questions on:

• Uses of a matrix
• Matrix row operations
• Matrix notation
• Equal matrices
• Math operations with matrices
• Multiplicative inverses of matrices
• Methods of taking the determinant of a matrix

You can watch these short lessons anytime, on a computer, smartphone or tablet. Each is accompanied by a written transcript, with key points highlighted, so you can read along with the instructor. If you have additional questions, we offer a message board where you can contact our experts for assistance.

### NES Math: Matrix Operations & Determinants Chapter Objectives

Several states require passing the NES Math exam as one of the conditions for certification to teach the subject at the secondary level. The exam's 150 questions are divided into five content domains. Questions on the topics this chapter covers are in the content domain on statistics, probability and discrete mathematics, which makes up 19% of the test's total score.

All questions on the NES Math exam are multiple choice, requiring you to choose the correct answer from several options. The questions on our lesson quizzes are also multiple-choice, so completing the quizzes can help you get familiar with the format you'll encounter on test day. The quizzes also let you test your knowledge and video links make it easy to return to the lesson to review areas about which you're unsure.

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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