https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:matrices/x9e81a4f98389efdf:multiplying-matrices-by-matrices/v/matrix-multiplication-intro 2021-02-05T04:23:34Z Intro to matrix multiplication Sal explains what it means to multiply two matrices, and gives an example. Sal Khan video https://cdn.kastatic.org/googleusercontent/71DBF4ngxQlt65MbUXVHbcFBRM3LG0Jzq3D5Nazf6kupAAz0nrQa0LzW2PSWe3l2XC3CGBzPkyphsdEPQfcEgPc Intro to matrix multiplication Sal explains what it means to multiply two matrices, and gives an example. https://cdn.kastatic.org/ka-youtube-converted/kT4Mp9EdVqs.mp4/kT4Mp9EdVqs.mp4 386 Multiplying matrices to matrices https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:matrices/x9e81a4f98389efdf:multiplying-matrices-by-matrices/v/multiplying-a-matrix-by-a-matrix 2021-03-19T16:21:23Z Multiplying matrices Sal gives an example of a multiplication of two matrices that don't have the same dimensions. Sal Khan video https://cdn.kastatic.org/googleusercontent/BqJmJ2WeHN2rv1MdYS7EpVD5S2f39dWsBMNw1QMTR48in-YiaWuMHzYVFHTwyR7FXwEj3ARgLLf7807AfVoxnK0 Multiplying matrices Sal gives an example of a multiplication of two matrices that don't have the same dimensions. https://cdn.kastatic.org/ka-youtube-converted/OMA2Mwo0aZg.mp4/OMA2Mwo0aZg.mp4 330 Multiplying matrices to matrices https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:matrices/x9e81a4f98389efdf:multiplying-matrices-by-matrices/a/multiplying-matrices 2021-04-29T07:49:36Z Multiplying matrices When we multiply a matrix by a scalar (i.e., a single number) we simply multiply all the matrix's terms by that scalar. We can also multiply a matrix by another matrix, but this process is more complicated. Even so, it is very beautiful and interesting. Learn how to do it with this article. article https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:matrices/x9e81a4f98389efdf:multiplying-matrices-by-matrices/e/multiplying_a_matrix_by_a_matrix 2026-03-24T23:41:07.080866137Z Multiply matrices Find the result of a multiplication of two given matrices. Tomer Gal exercise