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2. . a, b . / 4 .
| 1 | 3 |
= 2; b = 4; c = 1,3
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= 4; b = 2; c = 5,6
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| 2 | 4 |
= 5; b = 3; c = 4,2
| 
= 7; b = 5; c = 3,4
|
| 5 | 9 |
= 8; b = 4; c = 7,1
| 
= 6; b = 4; c = 2,5
|
| 6 | 10 |
= 3,3; b = 7; c =4,1
| 
= 12; b = 1,5; c = 9,8
|
| 7 | 11 |
= 9,7; b = 5,8; c = 2
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= 0,5; b = 3,9; c = 10
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| 8 | 12 |
= 6; b = 8; c = 0,2
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= 2; b = 7; c = 14
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| 1 | 2 |
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| 3 | 8 |
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| 4 | 9 |
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| 5 | 10 |
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| 6 | 11 |
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| 7 | 12 |
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| 2, 8 | 5, 11 |
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| 3, 9 | 6, 12 |
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6. .
| 1 | 5 |
 , t = 2
|  , t = 4
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| 2 | 6 |
 , t = 5,4
|  , t = 6,3
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| 3 | 7 |
 , t = 4,8
|  , t = 7,1
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| 4 | 8 |
 , t = 2
|  , t = 6
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| 9 | 11 |
 , t = 8,2
|  , t = 3,7
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| 10 | 12 |
 , t = 6,2
|  , t = 1,5
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| 2 | 8 |
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| 3 | 9 |
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| 4 | 10 |
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| 5 | 11 |
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| 6 | 12 |
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