Use determinants to find out if the matrix A is invertible. As part of your answer, clearly state the determinant of A. A = 2 5 -3 1 10 -6 6 11 5 1 -15 9 9 5 -3 3

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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Question
Use determinants to find out if the matrix A is invertible. As
part of your answer, clearly state the determinant of A.
A =
2
5
-3
1
10 -6 6
11 5 1
-15
9 9
5 -3 3
Transcribed Image Text:Use determinants to find out if the matrix A is invertible. As part of your answer, clearly state the determinant of A. A = 2 5 -3 1 10 -6 6 11 5 1 -15 9 9 5 -3 3
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Step 1: Expand the determinant

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