Ch 10: Matrices: Help and Review
About This Chapter
Who's it for?
Anyone who needs help learning or mastering SAT mathematics level 2 material will benefit from taking this course. There is no faster or easier way to prepare for this SAT math subject test. Among those who would benefit are:
- Students who have fallen behind in understanding how to perform basic matrix operations
- 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 for the SAT exam
- 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 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 chapter exam to be prepared.
- Get Extra Support: Ask our subject-matter experts any matrices 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 unit of a standard math course. Topics covered include:
- Taking the determinant of a matrix
- Performing matrix row operations
- Finding a matrix's multiplicative inverse

1. What is a Matrix?
A matrix is an array of numbers enclosed in brackets that represents a system of equations. Explore matrices and the parts of a matrix and learn how to add, subtract, and multiply matrices.

2. How to Take a Determinant of a Matrix
The determinant is a simple but unique operation you can perform with a matrix. Learn how to solve for the determinant based on the size of the matrix, and study explanations of each type of matrix to expand your math vocabulary.
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Other Chapters
Other chapters within the SAT Mathematics Level 2: Help and Review course
- Basic Math Review: Help and Review
- Square Roots: Help and Review
- Basic Algebraic Expressions in Math: Help and Review
- Exponents in Math: Help and Review
- Linear Equations & Inequalities in Algebra: Help and Review
- Absolute Value Equations & Inequalities: Help and Review
- Polynomials in Algebra: Help and Review
- Functions in Math: Help and Review
- Rational Expressions in Algebra: Help and Review
- Sequences and Series in Math: Help and Review
- Exponentials and Logarithms in Math: Help and Review
- Complex Numbers in Math: Help and Review
- Coordinate Geometry Basics: Help and Review
- Graphing Linear Equations & Inequalities: Help and Review
- Advanced Coordinate Geometry: Help and Review
- Three-Dimensional Geometry: Help and Review
- Overview of Trigonometry: Help and Review
- Probability, Combinations & Permutations: Help and Review
- Working with Data & Statistics: Help and Review
- Logic: Help and Review
- Limits in Math: Help and Review