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Unformatted text preview: 6.3 BASIC MATRIX OPERATIONS A matrix is a rectangular array of numbers consisting of horizontal rows and vertical columns. A matrix with m rows and n columns has dimension m × n, with the rows always given first. A matrix with only one row is called a row matrix. A matrix with only one column is called a column matrix. A matrix with the same number of rows and column is called a square matrix. Give the dimensions of the following matrices: 1. A = [ ]- 5 2 1 B- = 5 6 2 C- - =- - 2 1 4 5 3 2 4 6 7 9 2 D- =- - 2 1 4 3 2 4 7 9 Addition and Subtraction of Matrices: In order to add or subtract two or more matrices, they must each have the same dimensions. If so, then the corresponding elements of each matrix may be added or subtracted....
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This note was uploaded on 01/04/2012 for the course MGF 1106 taught by Professor Nicoli-succo during the Fall '08 term at FIU.
- Fall '08