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Chapter 4

Chapter 4. Section 1 Organizing Data into Matrices. Matrix – (plural: matrices) is a rectangular array of numbers written within brackets Represented by a CAPITAL letter Classified by dimensions rows X columns by. Rows. Rows. Columns. Matrix A 2 X 3.

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Chapter 4

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  1. Chapter 4 Section 1 Organizing Data into Matrices

  2. Matrix – (plural: matrices) is a rectangular array of numbers written within brackets • Represented by a CAPITAL letter • Classified by dimensions rows X columns by

  3. Rows Rows Columns Matrix A2 X 3

  4. What are the dimensions of each matrix? 1 X 3 3 X 3 4 X 1

  5. Matrix Element – each number in a matrix • Identified with a lower case letter with subscripts of row and column Elementg12is in thefirst rowandsecond column Identify each matrix element. g22 g13 g21 12 3 10.4

  6. Book Examples p. 165 & p. 166

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