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This document discusses extending basic operations between numbers to matrices in a Calculus and Linear Algebra lecture. It defines addition, subtraction, and multiplication of matrices similarly to operations between numbers. It then introduces the identity matrix as needed to define the inverse of a matrix. A general method is presented to find the inverse of a matrix M by row operations, which transforms the augmented matrix [M|I] into the form [I|M^-1]. Examples are worked out finding the inverses of 2x

Author

William Sin Chau Wai

Language

EN