. Cho các ma trận:
2 4 6 7 1 2 1 34
, ,
3 5 7 0 4 3 2 6
ABC
...
Mathematics, 24.07.2021 14:00 toyensianelys130
. Cho các ma trận:
2 4 6 7 1 2 1 34
, ,
3 5 7 0 4 3 2 6
ABC
Hãy thực hiện các phép tính sau:
A B , A B 3 , 2
t t A B ,
t AB , . ,
t AB
.
t A B C
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