In a matrix if
A=[1 2 n
0 1 0
0 0 2]
B=[1 -2 y
0 1 0
0 0 1]
, AB=T3 then x+y=
(a) 0
(b) -1
(c) 2
(d) none
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1
Answer:
00000
hgfhgg567644688
Step-by-step explanation:
gfyhfftt5567788
4667888
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