If AB=Im, then: a.B/A = Im. b.2BA=Im. c.BA=Im. d.A/B=Im. ...

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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 20 times)

RRMR

Hero Member
Posts: 557

on: Aug 1, 2018

If AB=I_m, then:
a.B/A = I_m.
b.2BA=I_m.
c.BA=I_m.

d.A/B=I_m.

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

Sr. Member
Posts: 335

Reply #1 on: Aug 1, 2018

Answer to Question 1

correct: c

Answer to Question 2

correct: c

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