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11 Samacheer Maths Solutions for 7.2.15

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11 Samacheer Maths Solutions for 7.2.15

7.2.15

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11 Samacheer Maths Solutions for 7.2.15

11 Samacheer Maths Solutions for 7.2.15 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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                  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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                            11 Samacheer Maths Solutions

                              Exercise 7.2.15

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                              11 Samacheer Maths Solutions

                                Exercise 7.2.15.1

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                                11 Samacheer Maths Solutions

                                  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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                                            11 Samacheer Maths Solutions

                                              Exercise 7.2.21

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                                              11 Samacheer Maths Solutions

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                                                11 Samacheer Maths Solutions for 7.2.15

                                                One of the oldest concepts in Mathematics is the conjugates and Determinants.The traces were found in the 2nd and 4th century BC.The concepts were developed well in the 17th century.When the mathematicians tried to solve the problem with multiple simultaneous linear equations the need for matrices and determinants came up.Some of the clay tablets created with the matrices that are still preserved were from the Babylonians era.

                                                It has broader applications in the normal life.In modern application the matrices are used to solve complex problems using a computerThere are predictions and model developments using matrices in the analytic problems.The word matrix was created by a lawyer and a mathematician.The concept of matrix has a powerful application among mathematics.

                                                In terms of organizing cars in a parking area coconut trees in a farm land and storage of boxes in a storage area we can see matrices in common practice.The basis for the term is based on the form.This was invented by Gauss in the 17th Century.The idea of predictors was expanded by another mathematician.We can use matrices to calculate the coefficients of linear equations.

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

                                                The size of the matrices is determined by the number of rows and columns that are in the matrices.The size of the matrices is determined by the number of rows and columns in it.The matrices that have just one row are called row matrices.Column matrices are matrices with just one column.The zero matrices are a type of matrices in which all the elements are zero.

                                                It is also referred to as a null Matrix.The square matrices have the same number of row and column elementsIn a square matrix a principal diagonal is represented by elements that fall in the diagonal line.The principal diagonal has many different names.It is also called a main diagonal or a leading diagonal.

                                                The unit matrix only has values in the diagonal and the rest of the elements are blank.The elements will have value as 1 in the diagonal elements.triangular matrix is a special type of matrix in the square matrix.If all the elements in the bottom of the diagonal are zero then the triangular matrix is a square matrix.If all of the elements are equal we can say that the two matrices are not equal.

                                                If any of the elements isn't the same or not in the same order then it's called an equal matrix.Adding multiplication and subtracting can be performed with algebric operations.It isn't possible to division two matrices.Before we do any operations there are certain requirements to be satisfied.If we need to multiple a matrix with a constant then we need to add all the elements of the matrix with the same element.

                                                If both matrices have the same number of rows and columns we can add and remove them.The addition of matrix A with matrix B indicates the elements of the matrices.The A-B of the elements of the matrices is indicated by the subtraction of Matrix A with Matrix B.If the number of rows and columns of one matrix is the same as the number of rows and columns in the other matrix we need to add or subtract a matrix.If not we need to mention in the result that it is not possible.