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11 Samacheer Maths Solutions for 7.1.19 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.
One of the oldest concepts in the history of mathematics is conjugates and Determinants.ItTrademarkia itTrademarkiaConcepts were well developed in the 17th century.When mathematicians tried to solve the problem with multiple simultaneous linear equations there was a need for matrices and determinants.Some of the clay tablets are from the Babylonians era and are still preserved.
There are other applications in the normal life.In today's application the matrices are used to solve complex problems using a computer.Predicting and model developments using matrices are included in the Analytics problems.The word matrix was invented by a lawyer and a mathematician during the 17th century.The concept of matrix was used to apply the concepts of mathematics.
In terms of organised cars in a parking area coconut trees in a farm land and storage of boxes in a storage area we can see matrices in practise.The basis for the term determines the form of the term.Gauss came up with this in the 17th Century.There was an expansion of the concept of determinants by another mathematician.The coefficients of the equations can be written with matrices.
Almost all corporates and educational institutions use excel spread sheet as a matrix for in data.A lot of the dashboards that are 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 for the past 10 years.There is a rectangular array of elements distributed in two dimentionals as rows and columns.The rows and columns are usually covered with a square bracket to indicate that a matrix has been formed.
The size of the matrices is determined by the multiplication of a number of rows and columns.The size of the matrices is 50 for a matrices with 10 rows and 5 columns.The matrices that only have a single row are referred to as row matrices.The matrices with a single column are called column matrices.The zero matrices are a type of matrices where the elements of the matrices are zero.
It is called a void matrix.The square matrices have the same number of column elements and row elements.A square matrix can have a principal diagonal that is represented by elements that fall in the diagonal line.There are a lot of different names for the diagonal.It is referred to as diagonal main diagonal or leading diagonal elements.
The unit matrix has values in the diagonal and the rest of the elements are zero.All the elements have the same value in the diagonal elements.A triangular matrix is a type of matrix that is found in the square matrix.If all the elements in the bottom of the diagonal are zero then it's called the triangular matrix.If all elements in the matrices are equal we can say that the two matrices are not equal.
If any of the elements are not the same or not in the same order it's called an equal matrix.Adding multiplication and subtracting are some operations that we can do.There is only the division of two matrices that is possible.There are certain things that must be satisfied before we can do the operations.If we have to multiplication all the elements of the matrices with a single element we need to use the constant.
Adding and subtracting matrices can be done if both matrices have the same number of rows and columns.The A+B of the elements of the matrices are determined by the addition of matrix A with matrix B.The A-B of each of the elements of the matrices is indicated by the subtraction of matrix A with matrix B.If the number of rows and columns in one matrix is the same as the number of rows and columns in the other matrix then we need to add or subtract that matrix.If not we need to state in the result that it's not possible.