Matrices – Notes
Fundamental of 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.
Column matrix: A matrix is said to be column matrix if it has only one column.
Row matrix A matrix is said to be a row matrix if it has only one row.
Square matrix: A matrix, in which the number of rows is equal to the number of columns, is said to be a square matrix.
Diagonal matrix: A square matrix is said to be a diagonal matrix if all its non diagonal elements are zero.
Scalar matrix: A diagonal matrix is said to be a scalar matrix if its diagonal elements are equal.
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Class 12th Maths 3 - Matrices - Notes
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