2 -1 -2 1 Determine whether the matrices A = 3 1 and B = 1 1 are invertible by finding 1 -1 their determinants. Is the matrix AB invertible? 2 02
2 -1 -2 1 Determine whether the matrices A = 3 1 and B = 1 1 are invertible by finding 1 -1 their determinants. Is the matrix AB invertible? 2 02
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Step 1
We have given two matrices and both of them are square matrices. If the determinant of the square matrix is zero then that matrix is not invertible.
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