ljuboznaika
1.
:
1) , 1/2
(1) - AA1
A1A2 = 7 - 10 ( )
AA2 = 0,20 + 0,10 = 0,30
2) (3) - k (2)
A = 0,45 2 = 0,90
3) = 1/2 (3) = 0,45 : 2 = 0,23
4)
5) , (4) - -
,
= (4) + 5 ( ) = 85 + 5 = 0,90
6) 2 , (2) - k -
.
2.
:
1) 45. . 2) , (2), , .
A1A = 1 = 7 - 10 11 -
3) A1 15 . , (1) k (5) + 8 A1 -
4) 1 15., , (3) k (2,5).
5) (5) k (2) 1 = (5) ( ) k (2)
6) B - 1 - , (4), , 5-10
1 = (4) + 5 (10) -
3.
4.
:
1) . 1/2 (1) - AA1
A1A2 = 7 - 10 ( )
2) (5) 8 . 8 - 1/2 ()
A = (5) - 8
3) 1, , 1/2 (6) . 2 .
2 - 1/2 .
4) (3) k (2) = (3) k (2)
5) 1/2 = 1/2 . (3)
6)
7) , (4) ,
8) = (4) + 5 ( )
9) 2 , (2) - k .
5.
6.,
:
1) ( 45) .
(1) - 7 (10) .
3 = A - A1A2 = 7 - 10 32 - = (1) + 14 (20) ( )
2) - (3) (2) = (3) k (2)
3) 1/2 - (3) =1/2 (3)
4) (1,40 )
5) , (4),
6) 3 , 2 1, k
7) 1 - k -
8) , l - 1,45 ( )
9) 1 -
10) 1 - , ( ).
7. ,
:
l1- (30 ),
l2 - (70 ),
(80 )
l3 - (75 )
l4 - (75 )
l5 - (75 )
l6 l7 -
l8 - , (180 )
l9 - (125 )
:
1) l5 ( ) = l5 = 75
2) = 37,5
3) l2 ( ) = l2 = 80
4) (1,40 ) = = 18,75
5) 1 = 60 -
6) , l3 l4. 1 = 1 = 75
7) 1 (. ). KK1 = 32
8) l6 l7 . = l6 = 1,40 ; = l7 = 80
9) , l1, .
10) 1 ( ) l8 ( ) ,
. .
11) - , .
1 .
(l) - 1,20
(h) - 1,25
: 1,40 2,50
- 2 - 4
1 : 20
.
.
1 (4-6 ) .
l5, l2, l8, KK1, l7, l6 ().
,
. ( ) , 1.
, , , . k (2).
8.
:
1) , = 25 + aa1 (7 ) + 1
(1/2 - 12 ) = 44
2) 1 = 20 - 25 ( )
3) = 1 + 3 (5) ( ) 1 =1 + 3(5) 1 -
4) , 1/2 1 = (4 + 8 = 12 )
5) 1 k (2) - T; T = 0,45 2 = 0,90 ; k (1,8) - 45 x 1,8 = 81
6) T
7) l (0,40)
8) T , ( , ) = 1/2 + 1/2 80 + 16 = 96 -
9) a1, k .
a - (30 )
- (30 )
e - (40 )
ee1 - 1/2 (14 )
e1 - 1/2 (78 )
1 - 1/2 (25 )
1 - 1/2 (10 )
h - (50 )
9.
10.
, , -
- "" (" ").
11.
12.
( )
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