Math Help

Posts Tagged ‘Matrices’

Matrices is the plural noun of Matrix. What are matrices? Matrices are rectangular tables of numbers. Matrices have many uses in mathematics. Linear operations apply to matrices.

Below are popular questions on matrices:

• history of matrices
• solving matrices
• inverse matrices, Calculate Inverse Matrix
• projection matrices
• multiplying matrices
• adding matrices
• subtracting matrices
• dividing matrices

Examples of Matrices

Shown in the picture is a 3 by 2 matrix. Horizontal lines of matrices are called rows while vertical lines are called columns. This matrix has 3 rows and 2 columns so it is a 3 by 2 matrix. It can also be written as 3 x 2 matrix. 3 and 2 are called the dimension of the matrix. Dimension of matrices are given by the number of rows of the matrices first then the number of columns. Matrices can have any dimensions.

• Identity Matrix