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Author Question: If AB=Im, then: a.B/A = Im. b.2BA=Im. c.BA=Im. d.A/B=Im. ... (Read 55 times)

RRMR

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  • Posts: 557
on: Aug 1, 2018
If AB=Im, then:
  a.B/A = Im.
  b.2BA=Im.
  c.BA=Im.
 

d.A/B=Im.
 
 



Question 2

Using the Gauss-Jordan method, matrix A is linearly independent if ________. (note: is created from A by EROS.)
  a.rank A < rank for some .
  b.there is no predictable relationship between rank A and rank .
  c.rank A = rank for all .
  d.rank A > rank for some .


sultansheikh

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Reply #1 on: Aug 1, 2018
Answer to Question 1

correct: c

Answer to Question 2

correct: c


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