Learn Linear Algebra:

Free Course

with Videos

and Guided Notes

Welcome to our Linear Algebra Videos and Guided Notes page! This free resource is designed to help you learn and review fundamental linear algebra concepts. Whether you’re studying linear algebra for the first time or preparing for an exam, our step-by-step video lessons and downloadable guided notes PDFs will help you build confidence and mastery.

What’s Included in This Free Linear Algebra Course?

Video Lessons
Our videos cover all the essential topics in linear algebra, following the structure of a standard college course. Each lesson includes clear explanations, worked-out examples, and applications so you can strengthen your understanding of concepts such as:

  • Systems of linear equations and row reduction

  • Matrix algebra and determinants

  • Vector spaces and subspaces

  • Eigenvalues and eigenvectors

  • Orthogonality and least-squares problems

  • Applications in engineering, data science, and more

Free Guided Notes for Linear Algebra
Each video comes with linear algebra guided notes PDFs that you can download and complete as you watch. These notes help you:

  • Reinforce understanding by filling in key formulas and steps

  • Improve retention through active participation

  • Stay organized with a structured resource for quizzes, exams, and future reference

How to Learn Linear Algebra Effectively

  1. Watch the videos for each section to follow along with step-by-step lessons.

  2. Download the guided notes PDFs to complete while watching.

  3. Work through examples in the notes to practice problem-solving.

  4. Review your completed notes to prepare for exams or to strengthen your foundation for future courses.

Start Learning Linear Algebra Now!

With our free linear algebra course, video lessons, and guided notes, you’ll develop a strong understanding of key concepts like matrices, determinants, vector spaces, eigenvalues, and orthogonality. These resources are designed to help you succeed in linear algebra and beyond.

Get started today with clear lessons and guided notes PDFs that make even the most challenging linear algebra topics approachable.

© Understand The Math LLC. All Rights Reserved. These materials are freely provided for non-commercial educational use. Redistribution is permitted with proper attribution to UnderstandTheMath.com.

Review Materials are available at the end of each section

0. Introduction to Linear Algebra

YouTube Video

1. Linear Equations in Linear Algebra

1.1 Systems of Linear Equations - Introduction

YouTube Video Guided Notes

1.1 Systems of Linear Equations - Part 1

YouTube Video Guided Notes

1.1 Systems of Linear Equations - Part 2

YouTube Video Guided Notes

1.2 Row Reduction and Echelon Forms

YouTube Video Guided Notes

1.3 Vector Equations- Part 1

YouTube Video Guided Notes

1.7 Linear Independence

YouTube Video Guided Notes

1.3 Vector Equations - Part 2 (Span)

YouTube Video Guided Notes

1.4 The Matrix Equation Ax=b

YouTube Video Guided Notes

1.5 Solution Sets of Linear Systems

YouTube Video Guided Notes

1.6 Applications of Linear Systems

YouTube Video Guided Notes

1.8 Introduction to Linear Transformations

YouTube Video Guided Notes

1.9 The Matrix of a Linear Transformation - Standard Matrix

YouTube Video Guided Notes

1.9 The Matrix of a Linear Transformation - Geometric Transformations in R^2

YouTube Video Guided Notes

1.9 The Matrix of a Linear Transformation - One-to-One and Onto Transformations

YouTube Video Guided Notes

1.10 Difference Equations (Population Models)

YouTube Video Guided Notes

Review Materials

Exam Concept Review - Linear Systems of Equations

YouTube Video

Exam Concept Review - Linear Transformations

YouTube Video

Exam Review Problems - Linear Systems of Equations

YouTube Video Exam Review Problems

Exam Review Problems - Linear Transformations

YouTube Video Exam Review Problems

2. Matrix Algebra

2.1 Matrix Operations

YouTube Video Guided Notes

2.2 The Inverse of a Matrix Part 1 - Inverse of a 2x2 Matrix and Solving Linear Systems

YouTube Video Guided Notes

2.2 The Inverse of a Matrix Part 2 - Algorithm for Finding the Inverse of a Matrix

YouTube Video Guided Notes

2.2 The Inverse of a Matrix Part 3 - Inverse Properties and Matrix Expression Simplification

YouTube Video Guided Notes

2.3 Characterizations of Invertible Matrices Part 1 - The Invertible Matrix Theorem

YouTube Video Guided Notes

2.3 Characterizations of Invertible Matrices Part 2 - Inverse Linear Transformations

YouTube Video Guided Notes

Review Materials

Exam Review Problems - Matrix Algebra

YouTube Video Exam Review Problems

3. Determinants

3.1 Introduction to Determinants

YouTube Video Guided Notes

3.2 Properties of Determinants

YouTube Video Guided Notes

Review Materials

Exam Review Problems - Determinants

YouTube Video Exam Review Problems

4. Vector Spaces

4.1. Vector Spaces and Subspaces

YouTube Video Guided Notes

4.2 Null Space and Column Space

YouTube Video Guided Notes

4.3 Linearly Independent Sets - Basis

YouTube Video Guided Notes

4.3 Linearly Independent Sets - Basis of Null Space and Column Space

YouTube Video Guided Notes

4.5 Dimension of a Vector Space

YouTube Video Guided Notes

Review Materials

Midterm 2 Review

Exam Review Problems - Vector Spaces

YouTube Video Exam Review Problems

5. Eigenvalues and Eigenvectors

5.1. Eigenvalues and Eigenvectors

YouTube Video Guided Notes

5.2. The Characteristic Equation

YouTube Video Guided Notes

5.3. Diagonalization

YouTube Video Guided Notes

5.3 Application Problem - Long Term Behavior of a Population

YouTube Video Guided Notes

Review Materials

Exam Review Problems - Eigenvalues and Eigenvectors

YouTube Video Exam Review Problems

6. Orthogonality and Least Squares

6.1 Inner Product, Length, and Orthogonality

YouTube Video Guided Notes

6.2. Orthogonal Sets

YouTube Video Guided Notes

6.3. Orthogonal Projections

YouTube Video Guided Notes

6.4. The Gram-Schmidt Process

YouTube Video Guided Notes

6.5. Least-Squares Problems

YouTube Video Guided Notes

7.4. Singular Value Decomposition

YouTube Video Guided Notes

Review Materials

Exam Review Problems - Orthogonality and Least Squares

YouTube Video Exam Review Problems

Final Exam Review

YouTube Video - How to Study for a Math Exam

Exam Review Problems

Invertible Matrix Theorem

Part 1 - Linear Systems of Equations YouTube Video

Part 2 - Linear Transformations YouTube Video

Part 3 - Matrix Algebra YouTube Video

Part 4 - Determinants YouTube Video

Part 5 - Vector Spaces YouTube Video

Part 6 - Eigenvalues and Eigenvectors YouTube Video

Part 7 - Orthogonality and Least Squares YouTube Video

Videos and Notes