chapter 4 matrices

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Chapter 4 MATRICES is row matrix ( contains is a column matrix (with only Addition of Matrices Subtraction of Matrices Multiplication of Matrices Inverse Matrix Where ad-bc does not equal to Example : The inverse of M, A matrix multiply by its inverse = identity matrix

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A matrix multiply by its inverse = identity matrix

Inverse MatrixWhere ad-bc does not equal to zero

Example :

The inverse of M,

Multiplication of Matrices

Chapter 4 MATRICESAddition of Matrices

is row matrix ( contains only 1 row)....

is a column matrix (with only 1 column)....Subtraction of Matrices