![\left[\begin{array}{ccc}2&1\\3&4\\\end{array}\right]](/tpl/images/1356/7301/724f0.png)
![\left[\begin{array}{ccc}3&1\\5&2\\\end{array}\right]](/tpl/images/1356/7301/aef20.png)
![\left[\begin{array}{ccc}2(3)+1(5)&2(1)+1(2)\\3(3)+4(5)&3(1)+4(2)\\\end{array}\right]](/tpl/images/1356/7301/47a78.png)
![\left[\begin{array}{ccc}6+5&2+2\\9+20&3+8\\\end{array}\right]](/tpl/images/1356/7301/9e7dd.png)
![\left[\begin{array}{ccc}11&4\\29&11\\\end{array}\right]](/tpl/images/1356/7301/0b971.png)
→ A
3
1
4
B=
1
2
A=
5
3
A. AB =
11
29
...
Mathematics, 31.05.2021 22:20 S28462182
3
1
4
B=
1
2
A=
5
3
A. AB =
11
29
4
11
B. AB=
2
12
3
10
a
C. AB =
6
15
1
8
D. AB =
17
27
4
14
Answers: 2
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