'Answer matrix' diaporamas de présentation

Matrices

Matrices. Outline. What is a matrix? Size of matrices Addition of matrices Scalar multiplication Matrices multiplication. What is a matrix?. A matrix is a collection of numbers represented in a tabular format (with rows and columns).

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Matrices

Matrices. Outline. What is a matrix? Size of matrices Addition of matrices Scalar multiplication Matrices multiplication. What is a matrix?. A matrix is a collection of numbers represent in a tabular format (with rows and columns).

303 views • 29 slides

Lesson 12.2

Lesson 12.2. Matrix Multiplication. Row and Column Order. The rows in a matrix are usually indexed 1 to m from top to bottom. The columns are usually indexed 1 to n from left to right. Elements are indexed by row, then column. Scalar Multiplication of Matrices.

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Warm-Up

Warm-Up. Solve the following system:. Matrix Operations. Equal Matrices. Two matrices are considered equal if they have the same number of rows and columns (the same dimensions) AND all their corresponding elements are exactly the same. Identity Matrices.

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Multiplying Matrices

Multiplying Matrices. With an immediate use for it. Vocabulary. Identity Matrix: a diagonal matrix with 1 for every entry along the diagonal. Any time you multiply an identity matrix times another matrix, or another matrix times an identity matrix, you get the other matrix.

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The Health Matrix -DRGS

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Lesson 13-4: Multiplying Matrices

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