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( )
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( , )
/ | - | (, ) | , /2 | , /2 | ||||||
, , 5 .
12
() | ( ) | () | ||||||||
( ) | ||||||||||
13
1. , 160 /2. 20 /2 .
2. :
160 20
= ---------- 1 = 70
3. , :
|
|
= 20 + 20 + 30 = 70 /2
4. :
160 (20 + 70)
= ------------------- 1 = 35
5. , -2 ( 4- ) 170 /2. 30 /2.
6. :
170 30
= ----------- 8 = 28
/. / Q () W. -2 : 40/8=5 /2 .
170 30
= ----------- = 28
7. , :
= 10 + 5 + 30 = 45 /2
8. :
170 (10 + 45)
= ----------------- 8 = 23
9. :
170 (10 + 45)
= ----------------- = 23
, : , 160 /2. 14.00. 14.06. , . , , ( ), ().
= + + (30)
= 0,5
= 5,
5 (/2) 1 ;
8 160 = 1280 ( , ). (40 /), , :
1280 / 40 = 32 .
1280 , = 160 /2 32 . , , :
32 160 /2.
1 /2.
( , /2, 1 ) 160 / 32 = 5 /2.
10. , :
= 5 = 6 5 = 30 /2
- : = 1.5 + ,