Xác định ma trận X thỏa mãn phương trình:
XA = B , biết A = ( 9 -1 ) ; B = ( 1 9 )
( 7...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 13.06.2021 14:30, girlwholikesanime
Xác định ma trận X thỏa mãn phương trình:
XA = B , biết A = ( 9 -1 ) ; B = ( 1 9 )
( 7 9 ) ( 1 7 )
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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