For A,u below, is u in Nul(A)? Is u in Col(A)? Find rank(A) Justify each answer. 1 2 A=-3-12 1 4 u=-7 0 5 5 5

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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For A,u below, is u in Nul(A)? Is u in Col(A)? Find rank(A) Justify each
answer.
1 2 1
A=-3-12
0
5 5
4
u=-7
,
5
Transcribed Image Text:For A,u below, is u in Nul(A)? Is u in Col(A)? Find rank(A) Justify each answer. 1 2 1 A=-3-12 0 5 5 4 u=-7 , 5
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