Given matrix A shown on the right, do the following: a) Find the inverse matrix of A using the determinant and the adjoint matrix. Hint: adjoint matrix is the transpose of the cofactor matrix. b) Find the inverse matrix of A by appending an identity matrix to A and performing elementary row operations until A has become an identity matrix and the original identity matrix has transformed into A 1 3 1 1] 25 2 2 1 3 89 13 2 2

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A: Explanation

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Q: Example: Find determinant for the following matrices: 3 01 1. -1 1 -6 4

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Q: Find the determinant of the vector A = 2i+ 5j + 6k and B = 8k

A: determinant is nothing but finding the cross product. so, determinant of two vectors A and B = A×B

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A: we are given the matrix  A=-1-25-3040-31

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A: (a) To determine: The minor Mij of the entry ai j of the n x n matrix A.

Q: 3 b Find the value of b that make the matrix A singular. 3 5 b =

A: Note : According To our guidelines we can solve only first question and rest can be reposted.Thank…

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A: Let's find.

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Q: Define the term determinant.

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