Matrices Commuting with A (Jee Mains) | ExamDuo
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Formation, Types & Operations
Medium
Matrices Commuting with A
Let
A
=
[
0
1
0
1
0
0
0
0
1
]
. Then the number of
3
×
3
matrices
B
with entries from the set
{
1
,
2
,
3
,
4
,
5
}
and satisfying
A
B
=
B
A
is ______.
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