2-topshiriq.
Berilgan matritsaga А
1
teskari matritsani
a)
algebraik to‘ldiruvchilar yordamida;
b)
elementar almashtirishlar yordamida
toping va
1
1
A
AA
E
A
tenglikni tekshiring:
2.0.
1
2
1
3
4
1
2
2
6
0
3
2
1
4
2
1
A
2.1.
14
-
5
3
2
4
6
0
1
5
2
-
6
3
0
2
-
1
1
A
. 2.2.
6
0
2
4
3
1
-
2
0
0
9
-
3
6
3
1
-
0
2
A
.
2.3.
3
1
5
0
2
0
4
3
0
1
1
1
1
2
7
2
A
2.4.
8
6
4
2
3
1
3
5
2
8
2
3
5
1
5
4
A
2.5 .
4
2
1
5
1
2
2
1
0
1
4
2
2
3
5
3
A
2.6.
4
3
1
0
3
2
0
1
0
5
3
4
5
0
2
3
A
2.7.
2
3
2
1
1
0
1
2
2
1
4
3
0
2
1
2
A
2.8.
3
3
2
1
0
1
5
4
3
2
1
1
2
0
2
3
A
2.9
2
3
2
1
1
0
1
2
2
1
4
3
0
2
1
0
A
2.10.
1
2
3
8
4
5
1
10
3
2
8
4
7
1
2
0
A
2.11.
4
9
2
3
6
4
1
2
2
0
2
3
1
7
3
5
A
2.12.
2
1
1
4
2
1
4
3
3
2
2
0
5
1
1
4
A
2.13.
2
0
2
3
1
7
3
5
4
0
2
3
3
2
8
1
A
2.14.
3
4
1
3
1
2
0
3
2
3
2
4
1
4
3
2
A
2.15.
5
2
1
4
1
1
1
1
4
2
1
4
3
2
1
3
A
2.16.
1
2
3
1
3
1
2
2
1
6
0
5
0
2
1
3
A
2.17.
2
1
0
4
3
1
2
1
1
1
2
3
3
0
1
1
A
2.18.
1
1
1
1
0
2
1
4
1
2
1
1
2
4
0
5
A
2.19.
2
5
0
3
6
2
4
2
1
4
7
5
4
10
2
6
A
2.20.
1
2
1
3
4
1
2
2
6
0
3
2
1
4
2
1
A
2.21 .
4
2
1
5
1
2
2
1
0
1
4
2
2
3
5
3
A
2.22.
4
3
1
0
3
2
0
1
0
5
3
4
5
0
2
3
A
2.23.
2
3
2
1
1
0
1
2
2
1
4
3
0
2
1
2
A
2.24.
2
3
2
1
1
0
1
2
2
1
4
3
0
2
1
2
A
2.25.
2
3
2
1
1
0
1
2
2
1
4
3
0
2
1
0
A
2.26.
1
2
3
8
4
5
1
10
3
2
8
4
7
1
2
0
A
2.27.
4
9
2
3
6
4
1
2
2
0
2
3
1
7
3
5
A
2.28.
2
1
1
4
2
1
4
3
3
2
2
0
5
1
1
4
A
2.29.
2
0
2
3
1
7
3
5
4
0
2
3
3
2
8
1
A
2.30.
3
4
1
3
1
2
0
3
2
3
2
4
1
4
3
2
A
2.31.
0
6
4
1
5
2
2
0
9
6
3
-
1
8
1
1
2
A
2.32.
4
3
2
1
4
3
3
1
4
7
1
-
1
9
5
2
1
-
A
2.33.
1
5
1
1
4
3
2
1
2
1
2
3
1
5
1
2
A
2.34.
3
2
1
4
2
1
4
3
1
4
3
2
4
3
2
1
A
3 – tоpshiriq.
Chiziqli algebraik tenglamalar sistemasi birgalikda ekanligini tekshiring.
Agar birgalikda bo‘lsa, uni Kramer formulalari bo‘yicha yeching.
3.0.
7
3
3
,
2
3
4
2
,
3
5
z
y
x
z
y
x
z
y
x
3.1.
;
6
2
3
,
1
3
2
,
7
3
2
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.2.
;
3
4
4
,
4
2
,
3
2
2
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.3.
;
3
2
5
,
6
4
2
,
12
3
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.4.
;
7
2
2
,
11
3
,
4
3
2
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.5.
;
9
2
,
6
2
4
3
,
12
4
2
3
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.6.
;
5
3
4
,
2
,
4
6
3
8
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.7.
;
0
6
3
8
,
2
,
9
3
4
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.8.
;
39
4
,
24
5
7
,
33
4
3
2
3
1
2
1
3
2
1
x
x
x
x
x
x
x
3.9.
;
7
4
,
33
5
7
,
12
4
3
2
3
1
3
2
1
3
2
1
x
x
x
x
x
x
х
x
3.10.
;
22
5
2
3
,
20
4
5
,
6
4
3
2
1
3
2
3
2
1
x
x
x
x
x
x
x
x
3.11.
;
10
2
,
9
2
4
3
,
21
4
2
3
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.12.
;
1
3
2
,
12
4
3
2
,
5
5
2
3
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.13.
;
8
2
,
11
2
2
,
19
4
4
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.14.
;
4
2
,
6
4
4
,
0
2
2
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.15.
;
22
4
4
,
11
2
,
8
2
2
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.16.
;
15
2
4
3
,
20
5
,
9
3
2
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
х
x
x
3.17.
;
3
5
,
1
2
4
3
,
0
3
2
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.18.
;
9
2
4
,
4
3
,
8
6
5
3
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.19.
;
19
2
4
,
36
6
5
3
,
4
3
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.20.
;
16
4
2
,
8
2
5
,
11
3
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.21.
;
3
2
4
,
6
4
2
0
7
3
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.22.
;
15
4
3
,
11
3
,
7
2
2
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
3.23.
;
9
2
,
15
5
,
21
5
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.24.
;
5
3
4
,
2
,
8
4
6
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.25.
;
9
3
2
4
,
9
3
4
,
2
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.26.
;
39
4
,
9
4
8
5
,
6
3
3
2
3
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
3.27.
;
7
4
,
38
4
8
7
,
12
4
3
2
3
1
3
2
1
3
2
1
x
x
x
x
x
x
х
x
3.28.
;
14
3
3
,
26
5
,
20
4
7
3
2
1
3
2
1
3
2
x
x
x
x
x
x
x
x
3.29.
;
10
4
5
2
,
9
2
4
3
,
11
5
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.30.
.
39
3
2
,
15
13
9
,
5
7
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.31.
16
2
3
4
14
3
2
0
5
z
y
x
z
y
x
z
y
x
3.32.
10
7
3
3
2
5
2
3
2
1
3
2
1
3
2
1
x
x
x
x
x
x
x
x
x
3.33.
16
2
3
4
14
3
2
0
5
z
y
x
z
y
x
z
y
x
3.34.
7
2
3
3
3
2
2
6
z
y
x
z
y
x
z
y
x
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