# Ch 4: Matrices in Linear Algebra

The Matrices in Linear Algebra chapter of this Linear Algebra: Help & Tutorials course is the simplest way to master matrices in linear algebra. This chapter uses simple and fun videos that are about five minutes long, plus lesson quizzes and a chapter exam to ensure you learn the essentials of matrices in linear algebra.

## Who's It For?

Anyone who needs help learning or mastering matrices in linear algebra will benefit from the lessons in this chapter. There is no faster or easier way to learn matrices in linear algebra. Among those who would benefit are:

• Students who have fallen behind in understanding working with matrices in linear algebra
• Students who struggle with learning disabilities or learning differences, including autism and ADHD
• Students who prefer multiple ways of learning math (visual or auditory)
• Students who have missed class time and need to catch up
• Students who need an efficient way to learn about matrices in linear algebra
• Students who struggle to understand their teachers
• Students who attend schools without extra math learning resources

## How It Works:

• Find videos in our course that cover what you need to learn or review.
• Press play and watch the video lesson.
• Refer to the video transcripts to reinforce your learning.
• Test your understanding of each lesson with short quizzes.
• Verify you're ready by completing the Matrices in Linear Algebra chapter exam.

## Why It Works:

• Study Efficiently: Skip what you know, review what you don't.
• Retain What You Learn: Engaging animations and real-life examples make topics easy to grasp.
• Be Ready on Test Day: Use the Matrices in Linear Algebra chapter exam to be prepared.
• Get Extra Support: Ask our subject-matter experts any matrices in linear algebra question. They're here to help!
• Study With Flexibility: Watch videos on any web-ready device.

## Students Will Review:

This chapter helps students review the concepts in a matrices in linear algebra unit of a standard algebra course. Topics covered include:

• The definition of a matrix
• How to solve inverse matrices
• Using Gaussian elimination to solve linear systems
• Cramer's Rule and inconsistent systems
• Writing an augmented matrix for linear systems

11 Lessons in Chapter 4: Matrices in Linear Algebra
Test your knowledge with a 30-question chapter practice test
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

### Earning College Credit

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