Videos

Video thumbnail for Linear Algebra - 4 - Matrix Multiplication
06:53
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Linear Algebra - 4 - Matrix Multiplication

Showing how to multiply two matrices together.
YouTube
· Jun 1, 2016
Video thumbnail for Multiplying a matrix by a matrix | Matrices | Precalculus | Khan Academy
05:29
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Multiplying a matrix by a matrix | Matrices | Precalculus | Khan Academy

Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:matrices/x9e81a4f98389efdf:multiplying-matrices-by-matrices/v/multiplying-a-matrix-by-a-matrix Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org ...
YouTube
· Aug 6, 2013
Video thumbnail for Multiplying Matrices
17:40
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Multiplying Matrices

This precalculus video tutorial provides a basic introduction into multiplying matrices. It explains how to tell if you can multiply two matrices together and how to determine the order of the new matrix. The order of the new matrix is based on the rows of the first matrix and the number of columns in the second matrix. To multiply two matrices ...
YouTube
· Feb 17, 2018
Video thumbnail for 4.1. Resolving 4x4 Matrix Multiplication
42:07
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4.1. Resolving 4x4 Matrix Multiplication

This video is part of The course: Structural Analysis (3) - CES311 - 2021/2022 View the whole playlist here: https://www.youtube.com/playlist?list=PL-TerQ8u_MHBulNNPTuKFEM_UONKdJUty Disclaimer: This video is made by a student. The subject described within is prune to error due to this student's own shortcomings, as well as his human nature ...
YouTube
· Dec 4, 2021
Video thumbnail for How to do Matrix Multiplication
06:31
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How to do Matrix Multiplication

How do you multiply matrices together? Firstly find the dimensions of matrices if the columns of the first matrix does not match the rows of the second matrix there is no valid solution. Secondly the dimensions of the matrix solution is the rows of first matrix by the columns of the second matrix. To multiply matrix you do the 1st row of matrix ...
YouTube
· Feb 9, 2017
Video thumbnail for Matrix Multiplication and Associated Properties
06:22
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Matrix Multiplication and Associated Properties

We covered matrix addition, so how do we multiply two matrices together? It's not as straightforward as you might guess, so let's make sure we have this algorithm down! Watch the whole Mathematics playlist: http://bit.ly/ProfDaveMath Classical Physics Tutorials: http://bit.ly/ProfDavePhysics1 Modern Physics Tutorials: http://bit.ly ...
YouTube
· Nov 7, 2018
Video thumbnail for ❖ Multiplying Matrices - Example 1 ❖
09:38
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❖ Multiplying Matrices - Example 1 ❖

🔢 Matrix Multiplication Explained – Step-by-Step Examples 🧮 In this video, we dive into the concept of matrix multiplication with two complete examples that will help you master multiplying matrices. 🚀 What’s covered: Understanding the size of a matrix (rows and columns) and how it determines whether two matrices can be multiplied ...
YouTube
· Mar 25, 2008
Video thumbnail for Matrix Multiplication
05:56
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Matrix Multiplication

Organized by textbook: https://learncheme.com/ Demonstrates how to multiply matrices. Part 4 of the matrix math series. Prepared at the University of Colorado Boulder Department of Chemical and Biological Engineering. Check out our Engineering Computing playlists: https://www.youtube.com/user/LearnChemE/playlists?sort=dd&view=50&shelf_id=4
YouTube
· Jan 17, 2012
Video thumbnail for Matrix Multiplication (Example)
04:52
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Matrix Multiplication (Example)

This video works through an example of multiplying two matrices together to determine the product matrix. For more math help and resources, visit www.hsmathsolutions.com.
YouTube
· Feb 18, 2021
Video thumbnail for Matrix Multiplication Concept Explained
14:09
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Matrix Multiplication Concept Explained

In this video, I give a recap of matrix multiplication, and cover a few linear algebra concepts involving vectors and matrices along the way, such as Transpose, Dot Product. In the next video, I will explain the attention mechanism. Link to next video for Self-Attention using Scaled-Dot-Product Attention: https://youtu.be/1IKrHh2X0F0
YouTube
· Mar 6, 2023
Video thumbnail for How to multiply matrix 4x4 | 4x4 matrix multiplication formula | casio fx-991ms | fx-991es | fx991ex
08:09
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How to multiply matrix 4x4 | 4x4 matrix multiplication formula | casio fx-991ms | fx-991es | fx991ex

How to multiply matrix 4x4 | 4x4 matrix multiplication formula | casio fx-991ms | fx-991es | fx991ex How to multiply matrix 4x4 | 4x4 matrix multiplication formula | casio fx-991ms | fx-991es | fx991ex How to multiply matrix 4x4 | 4x4 matrix multiplication formula | casio fx-991ms | fx-991es | fx991ex Welcome to this video tutorial of ...
YouTube
· Jul 7, 2021
Video thumbnail for Matrix Multiplication (Column by Row)
12:03
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Matrix Multiplication (Column by Row)

See more videos at: http://talkboard.com.au/ In this video, we look at how to multiply a column matrix with a row matrix. The order of the matrices is important.
YouTube
· Jan 2, 2014
Video thumbnail for Matrix Multiplication
10:15
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Matrix Multiplication

While attempting numericals on Matrix Method, a few students tend to forget the basics of matrix multiplication. In analysis of TRUSS and FRAME elements, one need to multiply, 4x4 matrix with another 4x4 matrix. This video explains the matrix multiplication in the simplest of the fashions.
YouTube
· Sep 3, 2020
Video thumbnail for Solving a 4x4 with Matrices
11:34
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Solving a 4x4 with Matrices

How do you solve a 4x4 system of equations with a matrix?
YouTube
· Aug 28, 2014
Video thumbnail for Matrix-Vector Multiplication Example
04:33
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Matrix-Vector Multiplication Example

Learning Objectives: 1) Verify that Matrix-Vector multiplication is well defined in terms of the size of the matrix and the vector 2) Compute the product via linear combinations 3) Compute the product quickly in our heads This video is part of a Linear Algebra course taught at the University of Cincinnati.
YouTube
· May 15, 2017
Video thumbnail for How To Multiply Matrices - Simple & Quick
19:16
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How To Multiply Matrices - Simple & Quick

In this precalculus math video, I will show you how to multiply matrices in an easy and quick way. I will also show you how to determine the size of the resultant matrix by analyzing the number of rows and columns of the two matrices used to form it.
YouTube
· Jun 6, 2023
Video thumbnail for 4×4 Matrix multiplication using scientific calculator fx 991ms
05:22
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4×4 Matrix multiplication using scientific calculator fx 991ms

In this video I'm going to explain how to multiply 4×4 matrices using scientific calculator casio fx 991ms.
YouTube
· Jan 25, 2022
Video thumbnail for Matrix Multiplication (same dimension)
06:45
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Matrix Multiplication (same dimension)

In this video, we investigate how to multiply matrices that are the same size. We investigate first how to determine if you can even multiply two matrices (depending on the dimension), and then we work out several examples in a step-by-step fashion. (If you found this video helpful and want to say "thanks," you can buy me a coffee here: https ...
YouTube
· Jul 27, 2019
Video thumbnail for Multiplication of matrices using calculator
02:28
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Multiplication of matrices using calculator

In this video you'll learn how to multiply matrices by using calculator
YouTube
· Mar 14, 2020
Video thumbnail for FASTEST WAY OF SOLVING 4x4 MATRIX USING CASIO CALCULATOR
04:38
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FASTEST WAY OF SOLVING 4x4 MATRIX USING CASIO CALCULATOR

FASTEST WAY OF SOLVING 4x4 MATRIX USING CASIO CALCULATOR Please try making your own 4x4 matrix and solve using this method. To verify, please visit the below online matrix calculator. https://www.wolframalpha.com/input/?i=determinant+of+{{10,+2,+0,+1},+{4,+0,+1,+2},+{3,25,+2,+1},+{9,+15,+3,+1}}
YouTube
· Jan 1, 2009
Video thumbnail for Solution for Strassens Matrix Multiplication for 4x4 matrix
19:45
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Solution for Strassens Matrix Multiplication for 4x4 matrix

strassens matrix multiplication for 4x4 matrix using Divide and Conquer Approach
YouTube
· Jun 17, 2021
Video thumbnail for Matlab Matrix Multiplication
05:41
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Matlab Matrix Multiplication

In this video i am going to explain matlab matrix multiplication code.We will take two matrices as an input from the user and perform matrices multiplication in matlab.This can be used for array multiplication in matlab.For similar matlab programming videos visit Circular Convolution matlab code https://www.youtube.com/watch?v=ZU4HxmSduko ...
YouTube
· Jan 10, 2019
Video thumbnail for Quaternions as 4x4 Matrices - Connections to Linear Algebra
14:50
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Quaternions as 4x4 Matrices - Connections to Linear Algebra

In math, it's usually possible to view an object or concept from many different (but equivalent) angles. In this video, we will see that the quaternions may be viewed as 4x4 real-valued matrices of a special form. What is interesting here is that if you know how to multiply matrices, you already know how to do more or less any calculation with ...
YouTube
· Jul 2, 2016
Video thumbnail for Matrix Multiplication: Example 4 (4x3 by 3x2)
06:02
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Matrix Multiplication: Example 4 (4x3 by 3x2)

Matrix Multiplication: Example 4 (4x3 by 3x2)
YouTube
· Dec 15, 2009
Video thumbnail for Learn How To Multiply Matrices FAST
17:25
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Learn How To Multiply Matrices FAST

Multiplying matrices can be easy! Too many students get confused when trying to multiply matrices – this video will explain how to matrices in easy to follow steps. Need more help with algebra? Check out my math courses below: TabletClass Math Academy https://tabletclass-academy.teachable.com/
YouTube
· Feb 14, 2019
Video thumbnail for Matrix Multiplication
09:36
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Matrix Multiplication

This video explains how to multiply matrices. http://mathispower4u.yolasite.com/ http://mathispower4u.wordpress.com/
YouTube
· Aug 23, 2010
Video thumbnail for How to do Matrix Multiplication
06:13
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How to do Matrix Multiplication

Learn how to multiply matrices in this free math video tutorial by Mario's Math Tutoring. 0:16 Analyzing the Dimensions of the Matrices 0:36 Can You Multiply the Matrices Together? 1:21 Is Matrix Multiplication Commutative? 2:05 Example 1 2:26 Draw the Resultant Matrix 2:39 Work Backwards to Solve for the Missing Elements 4:06 Example 2 ...
YouTube
· Mar 29, 2016
Video thumbnail for rank of 4x4 matrices l Linear Algebra
12:17
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rank of 4x4 matrices l Linear Algebra

rank of matrix by row echelon form 00:30 giving names to rows 00:53 make the first element of first row as 1 01:49 make all the element under that 1 as 0 using R1 06:41 make the first non zero element in row 2 as 1 07:51 make all element under that 1 as zero by using R2 10:55 rank of matrix= number of non zero rows 11:58 do it yourself rank of ...
YouTube
· Jan 27, 2021
Video thumbnail for Multiplying Matrices - Example 2
05:27
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Multiplying Matrices - Example 2

Thanks to all of you who support me on Patreon. You da real mvps! $1 per month helps!! :) https://www.patreon.com/patrickjmt !! Multiplying Matrices - Example 2. In this video, I multiply a 2 x 3 matrix by a 3 x 1 matrix. For more free math videos, check out http://PatrickJMT.com
YouTube
· Oct 6, 2010
Video thumbnail for How to Find The Determinant of a 4x4 Matrix (Shortcut Method)
05:46
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How to Find The Determinant of a 4x4 Matrix (Shortcut Method)

In this video I will show you a short and effective way of finding the determinant without using cofactors. This method is easy to understand and for most matrices is actually faster when you are good at row reduction. This method uses the properties of triangular matrices to quickly identify the determinant of a large 4x4 matrix. This video ...
YouTube
· Jul 26, 2019
Video thumbnail for Understanding 4x4 Matrix Determinants with Manim Python | Tutorial
00:25
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Understanding 4x4 Matrix Determinants with Manim Python | Tutorial

In this video, I demonstrate the steps to find the determinant of a 4x4 matrix using Cofactor Expansion. I hope this tutorial will help you better understand the process and master this essential concept in linear algebra. In this step-by-step tutorial, learn how to calculate the determinant of a 4x4 matrix using Manim Python, a powerful ...
YouTube
· Jul 20, 2023
Video thumbnail for Matrix Multiplication and Inverse in Excel
05:23
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Matrix Multiplication and Inverse in Excel

How to multiply matrices using MS Excel Finding the inverse of a matrix using Excel Using the mmult, mdeterm and minverse commands in excel.
YouTube
· Jan 1, 2009
Video thumbnail for Two Easy Ways to Multiply Matrices [Passing Linear Algebra]
09:09
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Two Easy Ways to Multiply Matrices [Passing Linear Algebra]

With a sneak peak at inverses to boot! Method 1: 1:19 Method 2: 5:28
YouTube
· Feb 23, 2019
Video thumbnail for How To Multiply Matrices
16:46
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How To Multiply Matrices

When we do multiplication: The number of columns of the 1st matrix must be equal the number of rows of the 2nd matrix. And the result will have the same number of rows as the 1st matrix, and the same number of columns as the 2nd matrix.
YouTube
· Jun 25, 2021
Video thumbnail for Matrices: Matrix Multiplication, Orders, Adding, Scalar Multiplication
20:16
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Matrices: Matrix Multiplication, Orders, Adding, Scalar Multiplication

Follow the basics and it's easy to multiply matrices. Start off easy with orders - rows and columns and from there you'll be adding, subtracting and multiplying matrices. To donate to the tecmath channel:https://paypal.me/tecmath To support tecmath on Patreon: https://www.patreon.com/tecmath To buy tecmath mechandise: https://teespring.com ...
YouTube
· Aug 22, 2021
Video thumbnail for How to Multiply Matrices - An Animation
00:17
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How to Multiply Matrices - An Animation

You can imagine multiplying matrices using the idea "rows hit columns". This video is a quick animation of this concept. I go into a little more detail here: http://www.mathbootcamps.com/visualizing-matrix-multiplication/
YouTube
· Nov 11, 2014
Video thumbnail for Matrix Multiplication Casio Fx 991ES PLUS
03:32
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Matrix Multiplication Casio Fx 991ES PLUS

This video will show you how to multiply two matrices using your Casio Fx-991ES Plus. To access the matrix mode press mode 6. As always to return your calculator to normal press mode 1.
YouTube
· Jul 22, 2014
Video thumbnail for How to Multiply Matrices with Different Dimensions | Simple Step-by-Step Explanation
06:57
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How to Multiply Matrices with Different Dimensions | Simple Step-by-Step Explanation

Learn matrix multiplication when matrices have different dimensions (3x3 and 3x2). Quick and easy tutorial by PreMath.com
YouTube
· Jul 16, 2020
Video thumbnail for Multiplying matrices
08:18
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Multiplying matrices

Multiplying matrices example explained step by step. http://MathMeeting.com
YouTube
· Jul 9, 2012
Video thumbnail for How To Multiply Matrices - Quick & Easy!
10:48
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How To Multiply Matrices - Quick & Easy!

This math video explains how to multiply matrices quickly. It discusses how to determine the sizes of the resultant matrix by analyzing the rows and columns of the matrices used to produce it. Matrices - Free Formula Sheet: https://www.video-tutor.net/precalculus-formula-sheets.html Matrices - Video Lessons: https://www.video-tutor.net/matrix ...
YouTube
· Oct 5, 2018
Video thumbnail for 4 x 4 Matrix CalTech
03:33
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4 x 4 Matrix CalTech

Video Tutorial for Finding the Determinant of a 4 x 4 Matrix Using Casio 570 es/991 es plus For step by step procedure, watch: https://youtu.be/SZOJaeW0esQ
YouTube
· Jan 19, 2019
Video thumbnail for How to Multiply Matrices (Tips & Techniques)
09:15
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How to Multiply Matrices (Tips & Techniques)

In this video math tutorial we discuss 4 examples on how to multiply matrices. We discuss how to find the dimensions of a matrix (rows by columns) and how to make sure the "inner" dimensions match when multiplying matrices. We also discuss how multiplying matrices is not commutative. And lastly we discuss some techniques for thinking about the ...
YouTube
· Oct 17, 2023
Video thumbnail for Matrix-vector and Matrix-matrix Multiplication
05:19
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Matrix-vector and Matrix-matrix Multiplication

This videos gives two interpretations of matrix-vector multiplication: one in terms of the columns of the matrix and one in terms of the rows. It also explains how to use matrix-vector multiplication to compute matrix-matrix products.
YouTube
· Jul 15, 2018
Video thumbnail for Matrix Multiplication
09:21
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Matrix Multiplication

Exam Questions: https://www.1stclassmaths.com/_files/ugd/9f3fb0_68cc0862c2e34a1d945620011267f543.pdf In this video I explain how to multiply matrices. This video is intended for those studying AQA's Level 2 Further Maths GCSE.
YouTube
· May 2, 2022
Video thumbnail for Matrix Vector Multiplication
03:00
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Matrix Vector Multiplication

Compute a compatible matrix vector multiplication with the perspective that the result is a linear combination of the columns of the matrix with the components of the vector.
YouTube
· Apr 3, 2017
Video thumbnail for Learn Matrix Multiplication | Simple Step-by-Step Trick
07:11
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Learn Matrix Multiplication | Simple Step-by-Step Trick

Learn how to multiply 3x3 matrices using this simple step-by-step trick. Simple and in depth tutorial by PreMath.com
YouTube
· Jul 13, 2020
Video thumbnail for Casio Classwiz FX-991EX Matrix Multiplication: How to Multiply Two Matrices
02:33
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Casio Classwiz FX-991EX Matrix Multiplication: How to Multiply Two Matrices

In this video I will teach you how you can do matrix multiplication on a CASIO FX-991EX Classwiz calculator. This method also works on the Casio-570EX and a Casio FX-991DE X.
YouTube
· Apr 13, 2021
Video thumbnail for Simplifier le déterminant d'une matrice 4x4
07:54
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Simplifier le déterminant d'une matrice 4x4

Retrouvez des milliers d'autres cours et exercices interactifs 100% gratuits sur http://fr.khanacademy.org Vidéo sous licence CC-BY-SA.
YouTube
· Sep 29, 2015
Video thumbnail for How To Find The Determinant of a 4x4 Matrix
11:29
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How To Find The Determinant of a 4x4 Matrix

This video explains how to find the determinant of a 4x4 matrix. Matrices - Free Formula Sheet: https://www.video-tutor.net/algebra-formula-sheet.html Matrices - Video Lessons: https://www.video-tutor.net/matrix.html Final Exam and Test Prep Videos: https://bit.ly/41WNmI9
YouTube
· Jun 23, 2020
Video thumbnail for Matrix mal Matrix – Matrizen multiplizieren, Matrix Multiplikation
06:36
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Matrix mal Matrix – Matrizen multiplizieren, Matrix Multiplikation

Matrix mal Matrix In diesem Mathe Lernvideo erkläre ich (Susanne) wie man Matrizen multiplizieren kann. Wann kann man zwei Matrizen multiplizieren? Die Anzahl der Zeilen der 1. Matrix muss mit der Anzahl der Spalten der 2. Matrix übereinstimmen, damit die Matrix Multiplikation definiert ist. Dies ist ein Thema der linearen Algebra. Mathematik ...
YouTube
· Sep 7, 2021