Let A = k 0 1 k - 1 2k k+ 1. Use cofactor expansion to determine which values of k make A invertible. k −1 T

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter3: Matrices
Section3.5: Subspaces, Basis, Dimension, And Rank
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Let A =
k
1
k - 1
0
2k k+ 1. Use cofactor expansion to determine which values of k make A invertible.
k
-1
Transcribed Image Text:Let A = k 1 k - 1 0 2k k+ 1. Use cofactor expansion to determine which values of k make A invertible. k -1
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