[1 1 · 1/2 0 2 2. Let A = 20 = [₁]. Is w in Col4? Is w in Nul4? and and w=
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 A = [1 1 2 0 , 2 0 2 -3] (the comma denotes a new line), and w = [4 , 1] (the comma denotes a new line). Is w in ColA? Is w in NulA? Any help (especially with detailed steps) would be greatly appreciated. Thanks in advance.
![2. Let A =
[1 1
L2
20
0 2 -3
=[4]. Is w in Col4? Is w in Nul4?
a
and w=](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F05ceb8e8-ee3e-4aa1-a75b-b48c59facb6f%2Ff59077f1-eae8-4305-a6f9-a6e8480e2f85%2Fgelabke_processed.png&w=3840&q=75)
Transcribed Image Text:2. Let A =
[1 1
L2
20
0 2 -3
=[4]. Is w in Col4? Is w in Nul4?
a
and w=
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Follow-up Question
How are you multiplying Aw? A and w have different dimensions (A is 2x4, w is 2x1), so you aren't able to multiply them.
Solution
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