doc_012
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.
12.Z " = " -
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13.Z " = " "
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14.Z " = "
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15.C " "
“ ”. Z " = ? Z " ? + 6 " " , -
= .
16.C " " " 6 ". + 8- " = ? + 6 " " , -
= .
17.C " " -
" 6 "
" “ ”.
22.4 $ (* $ . & ’. 6 "".
1.V ". + S – 5 ., -
" 8 " " – 2,5 . E " =
4 . ] = 8 " ]7. -
", = 8 . V 8 "
8 12 8 . + " "-
". 9 " " – 8 . .6- = " " " 8 – 1, ]7. – 0,1. % ", ]7. "
, = 100 S.
7 " 8 6 " .
2.7 8 – 120000 S., S 8- 8 8 – 1,39 . + S
– 2,32 . + 8 " = -
. E – 1,8 . 9 -
– 2. .6 = – 0,05. X
= 2 ", 8 – 265, " – 8 . 9 " – 8 . % " X]E ]7. 8 A. % " ]7. 8 – 8 . .6 = 8 – 1,1.
. 6 = " " 8 = 1,
]7. – 0,095.
101
7 " 8 6 .
3.C8 6 ": &1 – 112 S., & 2 – 87 S., & 3 – 56 S., & 4 – 98 S. E- 8 – 5 S., " -
– 30 . 9
= 8 . .6 = " " X]E – 0,26. 7 " 8 6 =, -
, " , 8
6 " X]E.
4." = – 150 S. %-
" X]E 8 = 60 . 9 "
" -
– 14 . .6 = " " X]E -
= 0,28.
7 " , "-
, " X]E.
5.9 8 , " = – 15, -
, " 8 -
– 5. % " ]7. – 8 . %-
" 8 – 6 . .6 = "-
" 8 – 1.
7 " , " 8 -
.
6." – 174 S., 8 " " ]7. –15% " . % " – 60 .
7 " " ]7. -
" ]7. " 40 -
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" – 90 .
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22.4 *$5 *$* " $ (*
1. |
158 |
S. |
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2. |
165 |
S. |
3. |
542 |
S., 39 |
S.,189 S., 79 S. |
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4. |
84 S., 384 |
S., 154 S., 234 S. |
5. |
130 |
S. |
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6. |
374 |
S., 116 S. |
7. |
170 |
S., 410 S. |
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102
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23.1.1
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8 8 A.
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=, = , " = 8 S 500 -
8. 2 ! 8 =, A
8 " 8 " -
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S " =
8. ,
=, =
8 " , A = 8,
" A = 500 . & " = , A
104
8 8,
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" = (" " = 60…80%),
= 8 ", A = " S, 8 S S 6-
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8.
23.1.2 -
V , A 8 " 8 " 8 8 8, -
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# $!-$ $#" ! –
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S E7E7 1923 , " S " S = S EgI, e7+, I, e S .
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= " " 6 - " , " =
8, ", A. E %%7
= " 8 .
1 ! – ", -
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8 " ", , -
. $# 8 " -
8 Y, ,C-1, ,C-2, ,C-3, ,C-4,C-5.
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8. 8 " Y -
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8 " 8 # ! # ! #
105
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8, 8 . V -
8, , 8 ,
8 6 $ .
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8, " 8. 7 8 " ,C-1…,C5 " 8 "
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8. +, - " 8 " -
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8 " 8 -
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8 . *$!
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8 ", -
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106
8 = " . % -
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(8, 8 "), -
" = 8, A " = A -
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$! $ - $!. ;! = , " " - = %%7. ;$! 8-
S 8 . % "-
8 "
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8 " . C " = $! ! # -
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S " 8 " " " 6. +
" = 8’=, 6
S A 8 8 . %-
8 " 8
8 . 1,
$ 8 = A
" . C "
6 , " " =
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. / ! -
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A. X " 8
= 8 " " V. E
= , ,
= , = .
/ $# " S = S S- 8, S ". = "-
. + S S – " „1$ !-
!- # ! #”. E
= " " 8 8 $+ ! ! # # , -
" = " "-
8, 8,
S 6.
% 8, =
= 8 -
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$!-$ $#" ! ! ;;?. C 8 -
107
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" , "
8 8 8 -
8. , %%C 8 = A-
8, "
8 " " , " 8-
" " A. C
%%C " = " , 6 =
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= - S =, 8 "" ". -
= 8 S , 8, S -
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8 " 8,
– " , " -
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6 8 A-, " A. X "-
8 " + ,
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A .
V $ # " 8 : " -" , , “
” A.
( ! = , A " 8 "-
", 8 S 8 . 9
8 =, " -
8 = 8 " 8 . X
" 8, =
= .
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8 " , ,
108
8 8. X " 8,
= 8 " A.
/ # 8 = " 8 S, "-
8 , " " " 8-
" = 8 S . X
" = =, = 8-
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“$ $ ” =
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" " " “" ”. +- 8 " = -
" 8 " S .
23.1.3 C 8 -
"
C %%7 =: , -
, ,
, , -
8 S.
! , (8 ) –
(8, 8 ") 8 8
8
8 S . 7 , "-
= " 6:
, = I 1 2 3 ... n , |
(23.1) |
I – , ;
i – 6 =, 8
S , A " S.
, ! ! !
! , " = " 6:
, = I , |
(23.2) |
I = 20000 ( 8 20 ; I = 23000 ( 10 20 );
I = 24000 ( S 10 );
– 6 =, = 8: -
8 =1,0, – =1,3, - 8 – =1,5;
109
– 6 =, = , A = 8 8:
=1,0, 8 " =0,8,
=0,7, =1,3;– 6 =, = 8:
=1,0; A "
=0,7;
– 6 =, = :
( 10 ) =1,0, (11…100 )=1,35, 8 ( 100 ) =1,7.
1 ! ! , ( ) ( ) " = " 6-
:
, ( ) = |
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(23.3) |
V p , |
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V – 8 ; V $ 250 ; |
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– " 8 8; |
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," – ", . |
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%. % V =250 , " 8 |
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8 ", 8 ( V ," ) = 8 "
4000 .
/ ! –
8 -
(8 ). +, "-
10 8 = -
6 2 = :
. – %1 – %2 – E1 – %3 – %4 – E2 – %5 – %6 – ., |
(23.4) |
. – , % – , E – .
1 ! " $# , – 8
8 8- . 7 "- = " 6:
,
nc + n +1 , (23.5)
nc – , "
;
n – , "
. =
110