1. , .1-2, .1 : , , , 4- ( )

2. .6- , .7, 9 ( .8 .9)

3. , .1-2,.1. : .

4. ,.1-2,.1. 1000., 3 .

5. ,.1-2,.1. .

6. ,.1-2,.1. () L = 25,0..

7. , .14, .9 , L = 239,50..
 
 
 
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