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JEEMAIN and NEET
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JEEMAIN PAST PAPERS
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1999
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Q)
If
[
x
y
3
2
0
]
=
[
1
8
2
0
]
, then
[
x
y
2
0
]
−
1
is equal to :
( A )
[
0
−
2
−
2
1
]
( B )
[
0
1
2
1
2
−
1
4
]
( C )
[
1
0
0
1
]
( D )
[
0
−
8
−
2
1
]
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