Instructional Video
Sophia Learning

Sophia: Vector Scalar Multiplication: Lesson 6

9th - 10th Standards
This lesson discusses the use of scalar multiplication with vectors. It is 6 of 6 in the series titled "Vector Scalar Multiplication." [2:20]
Instructional Video
Sophia Learning

Sophia: Vector Subtraction: Lesson 5

9th - 10th Standards
This lesson introduces subtraction operations in vectors. It is 5 of 5 in the series titled "Vector Subtraction." [3:46]
Instructional Video
Sophia Learning

Sophia: Determining the Complex Conjugate

9th - 10th Standards
Learn how to find the conjugate of a complex number. [3:36]
Instructional Video
Sophia Learning

Sophia: Determining the Complex Conjugate

9th - 10th Standards
Learn how to find the conjugate of a complex number. [4:38]
Instructional Video
Sophia Learning

Sophia: Determining the Complex Conjugate

9th - 10th Standards
Learn how to find the conjugate of a complex number. [2:28]
Instructional Video
Sophia Learning

Sophia: Determining the Complex Conjugate

9th - 10th Standards
Learn how to find the conjugate of a complex number. [3:31]
Instructional Video
Sophia Learning

Sophia: Vector Addition

9th - 10th Standards
This lesson introduces addition operations in vectors. [3:11]
Instructional Video
Sophia Learning

Sophia: Vector Subtraction

9th - 10th Standards
This lesson introduces subtraction operations with vectors. [3:23]
Instructional Video
Sophia Learning

Sophia: Dilations Are Transformations

9th - 10th Standards
Dilation transformations are explored and related to translations and reflections in this video lesson. [3:12]
Instructional Video
Khan Academy

Khan Academy: Basic Matrix Operations: Scalar Multiplication

9th - 10th Standards
Learn how to do scalar multiplication with matrices. [2:17]
Instructional Video
Khan Academy

Khan Academy: Proof: All Circles Are Similar

9th - 10th Standards
Demonstrates how to use a unit circle on a coordinate grid to prove that all circles are similar. [1:34]
Instructional Video
Sophia Learning

Sophia: Relationships of Trigonometric Functions: Lesson 3

9th - 10th Standards
Relationships among the six trigonometric functions are explored in this lesson. It is 3 of 4 in the series titled "Relationships of Trigonometric Functions." Includes short quiz. [4:46]
Instructional Video
Other

Study Force: How to Multiply a Row Vector to a Matrix

9th - 10th Standards
This video models clearly how to multiply a row vector, which is equivalent to a one-column matrix, by a matrix. It explains that the dimension of the resultant matrix will have the number of rows of the first matrix and the number of...