Ch 9: PLACE Mathematics: Matrices & Determinants

About This Chapter

Get a better handle on some of the foundational math questions of the PLACE Mathematics exam by watching these video lessons on matrices and determinants. Let our instructors guide you through these topics. Take our quizzes to test your knowledge.

PLACE Mathematics: Matrices & Determinants - Chapter Summary

Watch these video lessons and go over the concepts of mathematical matrices and determinants. Learn to identify determinants, and find out more about what real-world problems can be solved through the application of different types of matrices. By watching these videos as part of your preparation for the PLACE Mathematics exam, you should have a deeper understanding of the following:

  • Matrix row operations
  • Figuring out the determinant of a matrix
  • Math operations with matrices
  • Equal matrices and inverse matrices
  • Matrix notation

The short and engaging video lessons from this chapter make these advanced mathematical topics easier to follow. Instructors are also available if you need additional clarification. You can even read through the lesson transcripts and study the bolded main topics. Additionally, you can evaluate your level of understanding by taking the brief lesson quizzes. After you finish the chapter, a full-length chapter exam is also available to help you get ready for the PLACE Mathematics exam.

PLACE Mathematics: Matrices & Determinants Objectives

The PLACE Mathematics exam assesses the level of knowledge a teacher possesses within the field of mathematics. The structure of the exam is multiple-choice, and the questions cover five key areas within the field. Matrices are considered to be part of the foundation of mathematics, so completing the video lessons for this chapter should bolster your foundational knowledge and help you solve related equations.

6 Lessons in Chapter 9: PLACE Mathematics: Matrices & Determinants
Test your knowledge with a 30-question chapter practice test
What is a Matrix?

1. What is a Matrix?

As math gets more and more complicated and there become more and more numbers flying around, it becomes really handy to put all these numbers in a nice organized grid... hello matrices! Learn about what they are and why there are used.

How to Perform Matrix Row Operations

2. How to Perform Matrix Row Operations

Watch this video lesson to learn how easy it is to perform row operations on a matrix. Learn how to perform the three basic operations easily and quickly.

Matrix Notation, Equal Matrices & Math Operations with Matrices

3. Matrix Notation, Equal Matrices & Math Operations with Matrices

Watch this video lesson to learn about the basics of matrices and what kinds of math operations you can do with them. Also learn how to determine whether two matrices are the same or not.

Multiplicative Inverses of Matrices and Matrix Equations

4. Multiplicative Inverses of Matrices and Matrix Equations

Watch this video lesson to learn about another method you can use to solve a matrix problem if you are given the inverse of the matrix. You will also learn the identifying mark of the multiplicative inverse of a matrix.

How to Solve Inverse Matrices

5. How to Solve Inverse Matrices

Watch this video lesson to learn what kinds of matrix operations you can take to find the inverse of a matrix. Also learn why matrix inverses are useful.

How to Take a Determinant of a Matrix

6. How to Take a Determinant of a Matrix

Matrices are incredibly powerful and can help you do all sorts of things, but one of the most basic (and surprisingly helpful) operations you can perform on one is to take its determinant. Learn how to do that here!

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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Other Chapters

Other chapters within the PLACE Mathematics: Practice & Study Guide course