Find the characteristic polynomial of the matrix, using either a cofactor expansion or the special formula for 3x3 determinants. [Note: Finding the characteristic polynomial of a 3x3 matrix is not easy to do with just row operations, because the variable is involved.] 7-9 3 0 0 1 7-4-6 The characteristic polynomial is (Type an expression using as the variable.)
Find the characteristic polynomial of the matrix, using either a cofactor expansion or the special formula for 3x3 determinants. [Note: Finding the characteristic polynomial of a 3x3 matrix is not easy to do with just row operations, because the variable is involved.] 7-9 3 0 0 1 7-4-6 The characteristic polynomial is (Type an expression using as the variable.)
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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![Find the characteristic polynomial of the matrix, using either a cofactor expansion or the special formula for 3x3 determinants. [Note:
Finding the characteristic polynomial of a 3x3 matrix is not easy to do with just row operations, because the variable is involved.]
7-9 3
0
0
1
7-4-6
The characteristic polynomial is
(Type an expression using as the variable.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F982437f2-81fd-4f07-8f8a-fea4c039ac1e%2Fb86a4535-f3b5-45d4-9779-dc6d26288694%2F7qjywva_processed.png&w=3840&q=75)
Transcribed Image Text:Find the characteristic polynomial of the matrix, using either a cofactor expansion or the special formula for 3x3 determinants. [Note:
Finding the characteristic polynomial of a 3x3 matrix is not easy to do with just row operations, because the variable is involved.]
7-9 3
0
0
1
7-4-6
The characteristic polynomial is
(Type an expression using as the variable.)
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