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   
   
×
= =
×
E
E
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Đp n:
Đp n:
9;
9;
5&'
5&'
A5B4
A5B4




C
C


C
C


A5B4C
A5B4C
5&'"#
5&'"#


C
C
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

C
C
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5       !   
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 
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6
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6
6
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 
= =

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@
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9;
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)-6+
  
B B
  F
− −
−
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$%%
$%%
G/A5BBF4C
G/A5BBF4C
HF
HF
9;
9;
 H 
 H HF
− − −
= =
  
  HF
− − −
= =
  
F F HF

− − −
= =
 
F F
−
=
−
?4;
?4;
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L.4M04NOF)* P+
4560


0$12/!"#"
0$12/!"#"
Q8
Q8
8
8
F8
F8
R8
R8
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B B
 F 
−
I=9 /J/
I=9 /J/





  
B B
F F F
−
  
B B
F F F
−
  
B B
F F F
  
B B
F F F
−
)K/
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!"#$-=>
?4 8>/  ! "# 1Q >B ! "#
>-#&/&
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@=
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58H4

58H4
40$12/!"#"
  
B B
F  F
− −
@=58H4
4G/F
$%%
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  F
F F F
− − −
= =
  
  F
= =
 F F
F FF F
− − −
= =
@=
@=
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
58H4
58H4
$%%
$%%
?4R"#-#&/&

?4R"#-#&/&
; P /&& /6 . ?S/  8K /6 
; P /&& /6 . ?S/  8K /6 
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!"#8-%'&9$12/

F
−
 
F 
− −
=
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F 
− −
=
  
F  
− − −
= =
 
 
=
E
E
E
E
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
@CKG7CE

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0$12/!"#"
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4




(( )*+$, /
$%%
$%%
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4
@CKG7CE
  
  F
= =
  
  F
= =
E
E
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
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((
)*+$, /
)*+$, /
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-STU!;>2*V

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?48K/682&%&9$12/
 
F 
=
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4T#F1-UB"#$&=>
;V/
;V/
W
W
4I:/8K/6MNO8S/HC
4I:/8K/6MNO8S/HC
 & = > F     V  
 & = > F     V  
/
/
F
H
−
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/
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