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MATRICES

MATRICES. What is a matrix ?. ELEMENTS ARRANGED IN ROWS AND COLUMNS AND CLOSED IN BRACKET IS CALLED A MATRIX. Example of Matrix. 2 3 4 5 6 6. [ ] The above is the matrix with 2X3 like-wise there can be any type of Matrix with any combination. m x n MATRIX.

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MATRICES

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  1. MATRICES

  2. What is a matrix ? ELEMENTS ARRANGED IN ROWS ANDCOLUMNS AND CLOSED IN BRACKETIS CALLED A MATRIX.

  3. Example of Matrix 2 3 4 5 6 6 [ ] The above is the matrix with 2X3 like-wise there can be any type of Matrix with any combination

  4. mxnMATRIX A matrix has m rows and ncolumns is called an m x n matrix.

  5. 4 5 6 IN THIS MATRIX THERE ARE 2 ROWS , 3 COLUMNS, SO IT’S 7 8 9 CALLED AS 2x3 MATRIX 2 3 IN THIS MATRIX THERE ARE 3 ROWS 2 COLUMNS, SO IT’S CALLED AS 3x2 MATRIX 4 5 6 7 ORDER OF THE MATRIX

  6. Elementsarrangedinasinglerowiscalledasrowmatrix. 3 5 8 ROWMATRIX

  7. COLUMN MATRIX 74

  8. NULLMATRIX • A MATRIX WHICH HAS 0 S ASELEMENTS IS CALLEDASNULLMATRIX. 0 0 0 0

  9. SQUAREMATRIX A matrix has equal rows and columns is called a square matrix. 3 1 9 This matrix has 3 rows 6 0 5 and 3 columns so it is 8 7 4 called as square matrix.

  10. RECTANGULAR MATRIX A matrix having different rows and columns in number is called rectangular matrix. 4 5 6 2 7 -7 2 X 3

  11. TRANSPOSE OF AMATRIX • Exchange the rows as columns, and columns as rows we get the transpose of a matrix. • 4 • 6 • 7 9 T = A • 5 7 • 4 6 9 A =

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