Instructional Video
Sophia Learning

Sophia: Multiplying Two Medium Matrices: Lesson 1

9th - 10th Standards
This lesson demonstrates multiplication of 3x3 matrices. It is 1 of 7 in the series titled "Multiplying Two Medium Matrices."
Instructional Video
Sophia Learning

Sophia: Multiplying Two Medium Matrices: Lesson 2

9th - 10th Standards
This lesson demonstrates multiplication of 3x3 matrices. It is 2 of 7 in the series titled "Multiplying Two Medium Matrices."
Instructional Video
Sophia Learning

Sophia: Multiplying Two Medium Matrices: Lesson 6

9th - 10th Standards
This lesson demonstrates multiplication of 3x3 matrices. It is 6 of 7 in the series titled "Multiplying Two Medium Matrices."
Instructional Video
Sophia Learning

Sophia: Multiplying Two Small Matrices: Lesson 4

9th - 10th Standards
This lesson demonstrates multiplication of 2x2 matrices. It is 4 of 7 in the series titled "Multiplying Two Small Matrices."
Instructional Video
Sophia Learning

Sophia: Multiplying Two Small Matrices: Lesson 6

9th - 10th Standards
This lesson demonstrates multiplication of 2x2 matrices. It is 6 of 7 in the series titled "Multiplying Two Small Matrices."
Instructional Video
Sophia Learning

Sophia: Multiplying Two Small Matrices: Lesson 1

9th - 10th Standards
This lesson demonstrates multiplication of 2x2 matrices. It is 1 of 7 in the series titled "Multiplying Two Small Matrices."
Instructional Video
Sophia Learning

Sophia: Sarrus' Rule: Lesson 5

9th - 10th
This lesson introduces Sarrus' rule. It is 5 of 6 in the series titled "Sarrus' Rule."
Instructional Video
Sophia Learning

Sophia: Sarrus' Rule: Lesson 1

9th - 10th
This lesson introduces Sarrus' rule. It is 1 of 6 in the series titled "Sarrus' Rule."
Instructional Video
Sophia Learning

Sophia: Scalar Multiplication: Lesson 2

9th - 10th Standards
This lesson will introduce scalars, and demonstrate how to perform scalar multiplication with matrices. It is 2 of 10 in the series titled "Scalar Multiplication." [3:01]
Instructional Video
Sophia Learning

Sophia: Scalar Multiplication: Lesson 5

9th - 10th Standards
This lesson will introduce scalars, and demonstrate how to perform scalar multiplication with matrices. It is 5 of 10 in the series titled "Scalar Multiplication."
Instructional Video
Sophia Learning

Sophia: Scalar Multiplication: Lesson 9

9th - 10th Standards
This lesson will introduce scalars, and demonstrate how to perform scalar multiplication with matrices. It is 9 of 10 in the series titled "Scalar Multiplication."
Instructional Video
Sophia Learning

Sophia: Using Matrices to Organize Data: Lesson 3

9th - 10th Standards
This lesson provides real-world examples that demonstrate how to organize data into matrices. It is 3 of 5 in the series titled "Using Matrices to Organize Data." [4:43]
Instructional Video
Sophia Learning

Sophia: Using Matrices to Organize Data: Lesson 5

9th - 10th Standards
This lesson provides real-world examples that demonstrate how to organize data into matrices. It is 5 of 5 in the series titled "Using Matrices to Organize Data." [2:51]
Instructional Video
Sophia Learning

Sophia: Verifying That Matrices Are Inverses: Lesson 3

9th - 10th Standards
This lesson demonstrates how to determine whether or not matrices are inverse. It is 3 of 7 in the series titled "Verifying that Matrices are Inverses."
Instructional Video
Sophia Learning

Sophia: Verifying That Matrices Are Inverses: Lesson 7

9th - 10th Standards
This lesson demonstrates how to determine whether or not matrices are inverse. It is 7 of 7 in the series titled "Verifying that Matrices are Inverses."
Instructional Video
Sophia Learning

Sophia: Verifying That Matrices Are Inverses: Lesson 1

9th - 10th Standards
This lesson demonstrates how to determine whether or not matrices are inverse. It is 1 of 7 in the series titled "Verifying that Matrices are Inverses."
Instructional Video
Sophia Learning

Sophia: Zero Determinant: Lesson 3

9th - 10th Standards
This lesson goes over matrices with a determinant of zero. It is 3 of 7 in the series titled "Zero Determinant." [2:14]
Instructional Video
Sophia Learning

Sophia: Zero Determinant: Lesson 4

9th - 10th Standards
This lesson goes over matrices with a determinant of zero. It is 4 of 7 in the series titled "Zero Determinant." [2:44]
Instructional Video
Sophia Learning

Sophia: Zero Determinant: Lesson 5

9th - 10th Standards
This lesson goes over matrices with a determinant of zero. It is 5 of 7 in the series titled "Zero Determinant." [2:47]
Instructional Video
Sophia Learning

Sophia: Dot Products

9th - 10th
This lesson introduces the concept of a dot product and its relationship to matrix operations.
Instructional Video
Sophia Learning

Sophia: Multiplying Two Medium Matrices: Lesson 7

9th - 10th Standards
This lesson demonstrates multiplication of 3x3 matrices. It is 7 of 7 in the series titled "Multiplying Two Medium Matrices."
Instructional Video
Khan Academy

Khan Academy: Showing Relation Between Basis Cols and Pivot Cols

9th - 10th
This video shows that linear independence of pivot columns implies linear independence of the corresponding columns in the original equation.
Instructional Video
Sophia Learning

Sophia: Scalar Multiplication

9th - 10th Standards
Determine how to do scalar multiplication with matrices. Check understanding with a quiz. [2:21]
Instructional Video
Other

Mscrystalvest: Vertex Edge Graphs

10th - 12th
A screencast showing how to change vertex edge digraphs into matrices. [6:09]