Which subspaces are the same for these matrices of different sizes? (a) [A] and [A] (b) [A] A A and A A Prove that all three of those matrices have the same rank r.

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter4: Vector Spaces
Section4.6: Rank Of A Matrix And Systems Of Linear Equations
Problem 77E: Let A and B be square matrices of order n satisfying, Ax=Bx for all x in all Rn. a Find the rank and...
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Which subspaces are the same for these matrices of different sizes?
(a) [A] and
[^]
Α
(b)
A
А
[A] and [AA]
Prove that all three of those matrices have the same rank r.
Transcribed Image Text:9 Which subspaces are the same for these matrices of different sizes? (a) [A] and [^] Α (b) A А [A] and [AA] Prove that all three of those matrices have the same rank r.
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