Difference between a Permutation and a Combination
i. In a combination, only selection is made. In a permutation, not only a selection is made, but also there is an arrangement of a definite order. ii. There is no order of selection in combinations. In permutation, order is a must. iii. Usually (i.e., except in special cases or trivial c..
Determinants
Determinants - Let A = [a ij ] be a square matrix. We can associate with the square matrix A, a determinant which is formed by exactly the same array of elements of the matrix A. A determinant formed by the same array of elements of the square matrix A is called the determinant of the square matrix..
Determinants - Let A = [a ij ] be a square matrix. We can associate with the square matrix A, a determinant which is formed by exactly the same array of elements of the matrix A. A determinant formed by the same array of elements of the square matrix A is called the determinant of the square matrix..Question 5
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Question: Answer: Aliter: ..
Question: Answer: Aliter: ..Example:
Find the adjoint of the matrix. ..
Find the adjoint of the matrix. ..
Example:
are symmetric matric..
are symmetric matric..
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