AP EAMCET Engineering 22 Apr 2019 Shift 2 Paper

Section: Mathematics
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Question : 4 of 160
 
Marks: +1, -0
Let A = [
75
48
]
, B = [
43
75
]
and C = [
−53
7−4
]

If Tr(S) denotes the trace of a square matrix S then
∞
Σ
k=0
1
3k
Tr {A(BC)k} =
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