-1 1 M -1 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
Let M be a 3 x 3 matrix satisfying:
1
1
|
M
1
2
M
-1
1
3
1
1
and M| 1
12
Then the sum of the diagonal entries of M is :
Transcribed Image Text:Let M be a 3 x 3 matrix satisfying: 1 1 | M 1 2 M -1 1 3 1 1 and M| 1 12 Then the sum of the diagonal entries of M is :
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