AP EAMCET Engineering 2018 Apr 22 Shift 1 Paper

Section: Mathematics
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Question : 5 of 160
 
Marks: +1, -0
If A=[
k
2
00
0
1
3
0
00
m
4
]
and A−1=[
1
2
00
0
1
3
0
00
1
4
]
then k+l+m=
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