| 3 | 4 | 5 | |||
| 2.1 , . | - . - - -. - - . | ||||
| 2.2 - , | - , . - . - . - - . - , . - - | ||||
| 2.3 | - | ||||
| 2.4. | - ; - ; | ||||
| 2.5. , - | - - , . |
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| һ | |
| 1) : = , = | 1) : = = = = = , , |
| 2) = = = = , = = , ; = = = = , , | 2) = = = ; = |
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