The 3 x 3 matrices A and B are defined in terms of a scalar constant k by 9 2 + mī [1+ т —3 2 A = |1 [5 k and В 3 k 2 -1 -1 1 4 1 1 a. Find an expression for det A, in terms of k. b. Find the possible values of k given that AB is singular.
The 3 x 3 matrices A and B are defined in terms of a scalar constant k by 9 2 + mī [1+ т —3 2 A = |1 [5 k and В 3 k 2 -1 -1 1 4 1 1 a. Find an expression for det A, in terms of k. b. Find the possible values of k given that AB is singular.
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter3: Matrices
Section3.5: Subspaces, Basis, Dimension, And Rank
Problem 63EQ
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please help me ..
Note: m=7
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