Determine the inverse of matrix B. -3 -21 B = 1 -4 -2 -3 4 1
Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Linear Transformations
Section6.4: Transistion Matrices And Similarity
Problem 29E
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Step 1
Given matrix is
We have to find the inverse of the matrix
The inverse of is defined as
First of all we will find the determinant of
Therefore,
Step 2
Now, find the cofactors of
Now, write the cofactor matrix is
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