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11 Samacheer Maths Solutions for 7.2.8

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11 Samacheer Maths Solutions for 7.2.8

7.2.8

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11 Samacheer Maths Solutions for 7.2.8

11 Samacheer Maths Solutions for 7.2.8 is given in a real board in a hand written format. This would be useful for students to understand the solution in easy and simple manner. The grasping power increases by reading the solution in a notes format. Hence we have given all the solution in volume 2 in this board format. Please share with your friends if you find this format useful.



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Other Solutions

Exercise 7.2

  • 11 Samacheer Maths Solutions

    23 Solutions

Exercise 7.2.1

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11 Samacheer Maths Solutions

    Exercise 7.2.2

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      Exercise 7.2.3

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        Exercise 7.2.4

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          Exercise 7.2.5

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            Exercise 7.2.6

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              Exercise 7.2.7

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                Exercise 7.2.8

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                11 Samacheer Maths Solutions

                  Exercise 7.2.9

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                    Exercise 7.2.10

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                      Exercise 7.2.11

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                        Exercise 7.2.12

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                          Exercise 7.2.13

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                            Exercise 7.2.14

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                              Exercise 7.2.15

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                              11 Samacheer Maths Solutions

                                Exercise 7.2.15.1

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                                  Exercise 7.2.15.2

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                                    Exercise 7.2.16

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                                      Exercise 7.2.17

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                                        Exercise 7.2.18

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                                          Exercise 7.2.19

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                                            Exercise 7.2.20

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                                              Exercise 7.2.21

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                                              11 Samacheer Maths Solutions

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                                                11 Samacheer Maths Solutions for 7.2.8

                                                It is one of the oldest concepts in Mathematics.ItTrademarkia hasTrademarkia hasTrademarkiaIn the 17th Century the concepts were developed.When mathematicians tried to solve a problem with multiple simultaneous linear equations the need for matrices and determinants came up.Some of the clay tablets were created with matrices from the Babylonians era.

                                                This can be used in other areas of the normal life.The matrices are used in a lot of analytic applications.Predictive model developments using matrices are included in the analytical problems.The word matrix was invented in the 17th century by a lawyer and a mathematician.The idea of matrix has a powerful application in mathematics.

                                                In terms of arranging cars in a parking area coconut trees in a farm land and boxes in a storage area we can see matrices in common practise.The basis for the term is the form of the ellipse.Gauss had the idea of this in the 17th century.The idea of determinants has been expanded by another mathematician.A linear equation's coefficients can be written using matrices.

                                                Almost all corporates and educational institutions use excel spread sheet as their data representation.A lot of the dashboards developed for management decision making and operational analysis are in matrices format with rows and columns.A table with years in the columns and states in the rows can be used to depict the population across different states in India over the past 10 years.There are rows and columns in the array of elements.We put a square brackets over the rows and columns to show that there is a matrix within it.

                                                The size of the matrices depends on the number of rows and columns in the matrix.If a matrices has 10 rows and 5 columns then the size of the matrices is 50.The row matrices are the ones that only have a single row.Column matrices are matrices with no more than one column.The zero matrices are matrices where the elements of the matrices are not 0.

                                                It's also called a Void Matrix or a null Matrix.The square matrices have the same number of row elements and column elementsThere is a square matrix where the principal diagonal is represented by elements that fall in the diagonal line.Some of the names for the diagonal are different.Diagonal main diagonal or leading diagonal elements are what it's also called.

                                                The unit matrix has only values in the diagonal and the rest of the elements are all zero.The elements have a value as 1 in the diagonal elements.triangular matrix is a special type of matrix.If all of the elements in the bottom of the diagonal are zero then the triangular matrix is called a square matrix.If all of the elements in the matrices are equal then we can say that both are equal.

                                                If any of the elements isn't the same or not in the same order then it's called a unequal matrix.We can do operations on multiplication and addition.It's not possible to split two matrices.It's necessary for us to be satisfied before we perform the operations.If we have a matrix with a constant then we need to add all the elements of the matrix with a single element.

                                                If both the matrices are having the same number of rows and columns we can add and subtract them.A+B of the elements of the matrices is indicated by the addition of matrix A and matrix B.The A-B of each of the elements of the matrices is indicated by the multiplication of Matrix A with matrix B.We need to know if the number of rows and columns of one matrix is the same as the number of rows and columns in the other matrix to add or subtract matrices.We need to mention in the result that an addition or subtraction isn't possible if not.