Основы математического моделирования. Кудинов Ю.А - 28 стр.

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5. 3x
1
+x
2
-x
3
=-1
-2x
1
+4x
2
+x
3
=5
x
1
+x
2
+3x
3
=-3
6. 3x
1
+x
2
-x
3
=6
2x
1
+4x
2
+x
3
=9
x
1
-x
2
+3x
3
=4
7. 2x
1
-x
2
+0x
3
=-2
2x
1
+5x
2
-2x
3
=-4
x
1
-x
2
+3x
3
=2
8. 3x
1
-x
2
+x
3
=1
0x
1
+2x
2
-x
3
=3
-1x
1
+x
2
+5x
3
=-5
9. 4x
1
+x
2
+x
3
=7
2x
1
+3x
2
+0x
3
=7
x
1
-x
2
+5x
3
=11
10. 2x
1
+0x
2
-x
3
=1
x
1
+x
2
+x
3
=-5
x
1
+x
2
+x
3
=6
11. 2x
1
-x
2
+0x
3
=3
0x
1
+5x
2
+2x
3
=7
x
1
-2x
2
+3x
3
=4
12. 3x
1
+x
2
-x
3
=-1
1x
1
+5x
2
-x
3
=2
2x
1
+0x
2
+3x
3
=1
13. 3x
1
+0x
2
-x
3
=-1
2x
1
-5x
2
+x
3
=-2
2x
1
-2x
2
+6x
3
=1
14. 3x
1
+0x
2
-1x
3
=2
2x
1
-5x
2
+x
3
=1
2x
1
+2x
2
+5x
3
=-1
15. 3x
1
-x
2
+x
3
=1
3x
1
+5x
2
+x
3
=2
-1x
1
+2x
2
+4x
3
=-1
28
      5. 3x1+x2-x3=-1
      -2x1+4x2+x3=5
       x1+x2+3x3=-3

      6. 3x1+x2-x3=6
      2x1+4x2+x3=9
       x1-x2+3x3=4

     7. 2x1-x2+0x3=-2
     2x1+5x2-2x3=-4
        x1-x2+3x3=2

       8. 3x1-x2+x3=1
        0x1+2x2-x3=3
      -1x1+x2+5x3=-5

      9. 4x1+x2+x3=7
      2x1+3x2+0x3=7
       x1-x2+5x3=11

     10. 2x1+0x2-x3=1
       x1+x2+x3=-5
        x1+x2+x3=6
     11. 2x1-x2+0x3=3
      0x1+5x2+2x3=7
       x1-2x2+3x3=4

     12. 3x1+x2-x3=-1
       1x1+5x2-x3=2
      2x1+0x2+3x3=1

     13. 3x1+0x2-x3=-1
      2x1-5x2+x3=-2
      2x1-2x2+6x3=1

     14. 3x1+0x2-1x3=2
       2x1-5x2+x3=1
      2x1+2x2+5x3=-1

      15. 3x1-x2+x3=1
       3x1+5x2+x3=2
     -1x1+2x2+4x3=-1


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