Matrices

- A
**matrix**is an ordered rectangular array of numbers or functions. The numbers or functions are called the**elements**or the**entries**of the matrix.

For example, is a matrix having 6 elements. In this matrix, number of rows = 2 and number of columns = 3

- A matrix having
*m*rows and*n*columns is called a matrix of order*m*×*n*. In such a matrix, there are*mn*numbers of elements.

For example, the order of the matrix is 3 × 2 as the numbers of rows and columns of this matrix are 3 and 2 respectively.

- A matrix
*A*is said to be a**row m…**

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