1) ;
2) ;
3) ;
4) .
62.
1) ;
2) ;
3) ;
4) .
63.
| 1) 2- | ) 
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| 2) | ) 
|
| 3) | ) 
|
| 4) | ) 
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) 
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64.
| 1) 1- | ) dx2 / dt = k x1 |
| 2) | ) W(p) = k /(p+1) |
| 3) | ) W(p) = k / p |
| 4) | ) x2 = k dx1 / dt |
| 1) | ) 
|
| 2) | ) 
|
) 
| |
) 
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66.
| 1) | ) 
|
| 2) | ) 
|
| 3) | ) 
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) 
| |
) 
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67. , dx2 / dt = k
x1 , _______________.
68. , W(p) = kp /(p+1), _______________.
1 180 , _______________.
70. , , _______________.
| 1 | 2 | 2 | 4 | 3 | 3 | 2 | 1 | 1 | ||||||
| 4 | 2 | 1 | 2 | 4 | 5 | 2 | 3 | 4 | ||||||
| 1 | 2 | 2 | 2 | 1 | 2 | 1 | 3 | 5 | ||||||
| 1 | 2 | 5 | 2 | 1 | 2 | 4 | 4 | 3 | ||||||
| 4 | 3 | 1 | 1 | 2 | 4 | 1 | 1 | 2 | ||||||
| 3 | 1 | 1 | 1 | 4 | 2 | 3 | 2 | 4 | ||||||
| 2 | 3 | 1 | 4 | 4 | 2 | 3 | 3 | |||||||
| 1-, ; 2-, ; 3- | 1-; 2-, ; 3- | 1-; 2- | 1-, , ; 2-; 3- | |||||||||||
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