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Manipal Entrance Test 2018 Math Paper
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© examsnet.com
Question : 47
Total: 70
If
A
.
adj
(
A
)
=
O
,
then
|
A
|
is
0
1
|
adj
A
|
1
-1
Validate
Solution:
A
.
adj
(
A
)
=
O
⇒
|
A
|
I
n
=
O
where n is order of A
⇒
|
A
|
=
0
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