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9.2 Use Properties of Matrices

9.2 Use Properties of Matrices. Chapter 9 Properties of Transformations. What is a MATRIX. Symbolic organization of numbers Arranged in a rectangular pattern of rows and columns Named by its dimension as ROW x COLUMN. Parts of a Matrix. column. row.

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9.2 Use Properties of Matrices

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  1. 9.2 Use Properties of Matrices Chapter 9 Properties of Transformations

  2. What is a MATRIX • Symbolic organization of numbers • Arranged in a rectangular pattern of rows and columns • Named by its dimension as ROW x COLUMN

  3. Parts of a Matrix column row This is a 3 x 4 matrix. “3 by 4”

  4. Representing a point using a Matrix A 2 x 1 matrix is used to represent a point.

  5. Representing a polygon in a matrix

  6. Adding Matrices • Must have same dimensions • Resulting matrix has the same dimensions • Add corresponding elements and place in corresponding location of the resulting matrix.

  7. Multiplying Matrices • Number of Columns of 1st must match Number of Rows of • Resulting Matrix has the dimension of Rows of 1st x Columns of Second

  8. Example

  9. Example

  10. Example

  11. Types of Matrix • Preimage • Translation • Image

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