!" !"
#$%&''&'%%
() *+ $*,)-. / %&001%1
2345504
! ! " " " ! !
# # #
6 6 6
6
7 7 7 7 7 7− − − − −
=
+ = = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + +∑
$%&
+ '
7± ! + ()*
+(),+-.()+/0()/1
*
())234 6 6
−
= #
+ 5)6+ ! # #
6 6 6
7
−
+ = *
() 2 !6 = − #
+ '
7− 27/89
8+ : 8− : 8+ ;#;
+ 5)1?()<*
334#
+ @
A8+
*
3B+ /-3 2(C /?D
BE/-3#FG?
! ! ! !H! " # 8 8 8 8
− =+ = + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + → + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + =
!
! ! !! ! ! #
8
8 8 8
=−
−
• − = − + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + − ⇒ − + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + − =
FE
+*8ID.*
D.?J
@D.*K
+ L
+* M # !# "###N#"#!8 !#
= = − − ≥ #
+ FID. ( )M 8 ! #
M
6
6
6
= ≤ ≤
−
#
+ 'D.
M
8 !
M# M M
6
6
6
6 6 6
= = ≤ ≤
−
*
! !!
6 6 6
+ +
++ = #
!"#$%&#$' ()*+,-%./0
1 ).23' 4 p q n(ax bx )+ 5670" 7/ .!) k k
n n n
A , C , P .
'2<()E%/O$.*K%
P,
!"
!
8 #8 8
8
+ ∀ ≠
Q5 R"S# 3
T
N
"
!
8
8
− ⋅
Q5 ! #−
!
!
" 8 #8 8
8
− ∀ ≠
Q5 U VS#−
!"
N
N
8
8
+ ⋅
Q5 R"S#
!"
!
8 #8 8
8
+ ∀ >
Q5 SRT# W ( )
!U
T
!
" 8 #8 8
8
+ >
Q5 VT"U#
X
N
S
!
8 #8 8
8
+ ∀ >
Q5 NT#
!X
S N
N "
!
8 #8 8
8
+ ∀ ≠
Q5 "SN! #
'2<(),() 9 *
3@/
()<7
P
!X" N #8 :− U R #9 8 := Q5 R U R!XN #" # #−
3 "T #8 :+ !" !N #9 8 := Q5 !N"T #
R N #8 − S #9 8= Q5 T TRN # #−
89:;?@
;
www.MATHVN.com - Toán Học Việt Nam
www.DeThiThuDaiHoc.com
!" !"
#$%&''&'%%
() *+ $*,)-. / %&001%1
23455;4
!!! N #8− V #9 8= Q5 V V!!N # #
" !"N #8 8− !T #9 8= Q5 R N!"N # #−
W " ! " #8 8− !V #9 8= Q5 NNV #
S
"
!
8 #8 8
8
+ ∀ ≠
N!#9 8= Q5 NS #
!
" " 8 #8 8
8
− ∀ ≠
!!#9 8= Q5 N N! " # #−
N " X #8 8− + " #9 8= Q5 NT#
Y
!
8 8 #
8
8: 8: :
:
+ ∀ ≥ ≠
V " #9 8 := Q5 ST#
" N T! #8 8 8+ + + ! #9 8= Q5 ! !#
T " ! ! " ! N #8 8 8 8− + + T #9 8= Q5 NN" #
< S T V X" ! " ! " ! " ! #8 8 8 8+ + + + + + + T #9 8= Q5 URV#
'2<(),()
P8*K+?JD.(
T
!
8 #8 8
8
+ ∀ ≠
S# = Q5 !" #
3 !TN #8− !N# = Q5 !""UT#
!T
!
8 #8 8
8
− ∀ >
V# = Q5 T!T #
"T" N #8− "!# = Q5 T " " "T" #N # #
'2<(),<O()
-2<<O()/0
F
()Z?A[<\ N !T # = '2<()E%
, N
S
" !
8
T
8 8
8
+ >
−
] Q5 SX NT# =
3 '2<(), S8
3 N
"
8 8
8 8
8
− ∀ ≠
3@
()^Z[<\
V "S # STS
−
−
+ = ] Q5 U_ !XR"# = −
'2<()/O$.*K%
N
T "U
!
# 8 8
8 8 8
8
+ ∀ ≠
3@4
()^Z
[<\/0 ! " XR
− −+ + = ] Q5 XR"#
F
N !
T
R XT
8
− +
= *
!
T
!
N !
TT
8
7
−
− +
= #'2<+()^ 88 3@4() N
U 7+ 34 ""S # Q5 ! "#8 8= ∨ =
'2<++, 88 3@
T! N " N" "
8
8− − +
() V 34 "!
*
! N "" + = # Q5 "8 8= ∨ = #
W F
()Z?A[<\ " " "N " N !T + = + #'2<()
! 8
N
"
N
" 8
8 8
8
− ∀ ≠
# Q5 S V S ! ! #" #N # 8 #
F
"! "! " ###
8 8 8 8+ = + + + + *K
∗∈ #`@4 N "" !S = #
'2<] Q5 V SS = #
www.MATHVN.com - Toán Học Việt Nam
www.DeThiThuDaiHoc.com
!" !"
#$%&''&'%%
() *+ $*,)-. / %&001%1
234554
'2<()E 8
N
"
8 #
8 8
8
+ >
`@4 [<\/0
V X U R U "N N " ++ + + = # Q5
V V
!T #" N" N" = #
F
+∈ *
8 8 # 7 7 > `@
7
7
+
a
S R 8 7 2<()b *
7 *K()<34] Q5 V VT T 7 #
Y F
()Z?A[<\ N " ! "! ! N
− +
− − +− = #'2<(),()
!!8
N U 8 #
N
8 8 8
8
−
= − ≠
Q5 U U!" #S #
F
()Z?A [<\/0 ! "!V !V
−
+ = + #'2<(),
X8
N! " " 8 8− + ] Q5 """S− #
F
" N S " !"! " !"! ## #
8 8 8 8 8 8= − + − = + + + + '2< X ] Q5 S − #
< '2<(), T8
" "! " ! N 8
8 8 8 8= − + + 3@4 " !! T
−
+− = #
Q5 NN" #
F
! !! ! R! " ! !! ! " ##
8 8 8 8 8 8 8 = + + = + + + + + #'2< T ] Q5 VX"#
F
( )
" !
N
"
! !
8 #
8 8 8 8
88
= − + − ∀ ≠
5*
cd23(C:<
3
Z()] Q5"R()#
A1 ).23' 4 p q n(a bx cx )+ + 5670" 7/ .!) k k
n n n
A , C , P .
e@
#
6 < = < = < = < = 6 6 6 6 6 6
6
6 6
8 78 8 78 8 78 8 78 8− − −
= = =
= + + = + + = + = ∑ ∑ ∑
# # # 8
6
< =6 6 6
6
6
78 8− −
= =
= ∑∑ *K 8 #6 ∈
'2<(),() 9 *
3@/
()<7
P
" ! ! N #8 8+ + S #9 8= Q5 !VRT#
3 " ! ! " N #8 8+ + S #9 8= Q5 U UT#
" ! ! " #8 8+ + !X #9 8= Q5 NUS #
" T" N 8 #8 8 8+ − ∀ ≥ " #9 8= Q5 "N #−
" T ! #8 8+ − N #9 8= Q5 ! #−
W " N U! #8 8+ − U #9 8= Q5 "NU#
" N T! #8 8 8+ + + ! #9 8= Q5 ! !#
!"
S !! 8 #8 8
8
− − ∀ ≠
U #9 8= Q5 "X!TR#−
'2<(),<O()
-2<<O()/0
F
" ! " " ! " " ! 8 8 8 8 8+ − = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + #'2< U ] Q5 U ST = #
3 F
( ) "! 8 #
8 8 8 8
8
= − + ∀ ≠
f+/()E.gO*
%
8 3@[ N " !" ++ = # Q5 RU#−
'2<() S8
3
!
N ! 8
8 8
8
+ − >
]`@4
()Z
?A[<\ ! " N! " !N U N + + ++ = # Q5 SS"" #
www.MATHVN.com - Toán Học Việt Nam
www.DeThiThuDaiHoc.com
!" !"
#$%&''&'%%
() *+ $*,)-. / %&001%1
234554
F
N " N! " N! "
8 8 8 8 8− + = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + #f+/() V 8 3@
4
!T
N! "
" N
!
" "" "
+ + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + = ⋅
Q5 V !T = − #
F
! " " " !S! " !S! " N S S 8 8 8 8 8 8+ + + = + + + ⋅ ⋅ ⋅ + #'2< V ] Q5 V SU"SRV = #
W '2<(), ! 8
""
N! # "
S
8 8 8
+ + +
*K
()^Z[
<\/0 N " !S
−+ = # Q5 ! "RTV RV = #
B1 ).C (p q n p q n(ax bx ) ; a bx cx )+ + + 567DE +
h
! ! ! ! 8 7 7 7 7
− − −+ = + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + *K
5)1#@
3E()
-
=<2
-334 ! #
@7,3/2(C # 7−
'
3 " S ###6 6 + +
i
-
j2/
7$
3 7− *
7+ d 8 7 :O
i
-/
j
*@#
`@+()
"! 8+
! "S#'2<(), !"8 ] Q5 ! _ "! # =
'2<(), V8
N
!
8
8
8
+
*K
()Z?A*
3@4+
()
34! "S] Q5 ! _ "! # =
'2<(),() U8
( ) TN"
8 8
8
= +
*K 8 > #`@[<\
/0 ! " ! S RT
−+ + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + = # Q5 U S!" #" XR" = #
'2<(), ! 8
" 8 8+ 3@4
()Z?A[<\
/0 ! ! " " N NN N N N ! " SU
− − −
− + − + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + − = # Q5 ! ! !! #" "" = = #
'2<(), ! 8
" N 8 8 8 8 8− > 3@4
()Z?A*
+()
34 " SU− ] Q5 SSTT#−
'2<(), ! 8
" 8 8+ 3@4
()Z?A[<\
/0 ( ) ! ! " " N NN N N N ### ! " SU − − −− + − + + − = # Q5 "" #
'2< () , !R8
3 R" ! # " 8
8 8= − + 3@ 4
() Z
?A ! " ### " SU + + + + = ] Q5 URV #
'2<(), X8
/ "" k N 8 8
/
()Z?A[<\
/0 ! N T " !" ! " ! " ! " ! ! "S
+
+ + + ++ + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + = ] Q5 X " RRT" = − #
'2< () S8
"! " 8 8 8+ + 3@
() Z ?A [ <\ /0
" S "
" " " "### T!"
+ + + + = # Q5 ! T #
L\2<(), T8
" N ! " S
8 8 8= − + #
`@4 " S V U ! V T N" !S " !S " !S " !S " !S " !
+ + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + = − *K
()Z?A#
Q5 N ! " S N ! T T TT !" N !" S !" T" S U S " # = − − + −
'2<() !U8
!N " " " S
8 8 8 8= + − + #`@Z?A[<\
/0 ! " " " ! " ! " ! " !
+ + ++ + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + = − # Q5 !U !T!NUU!V = #
www.MATHVN.com - Toán Học Việt Nam
www.DeThiThuDaiHoc.com
!" !"
#$%&''&'%%
() *+ $*,)-. / %&001%1
2345514
F1
!"#$G0H.% 5).C n(a bx) .+
f&
78+ ()6+ !
6 6 6 6
6 7 8
−
+ = #
Q- 8 6 6 66 7 6
−
= ≤ ≤ 2\()
{ }6 #h/()K7
[
.?A2 !
!
6 6
6 6
6
+
−
≥
⇒ ≥
<%
6 6 6
6 7
−⇒ = #
'
!!
! "
N N
8
+
" !!! " !! 8 8 8+ + + ⋅ ⋅ ⋅ + #L\2</() 6 K7*
b] !!8 Z 6 6≤ ≤ Q5
U
U
<% !!!!
"
#
N6
= #
F
!! " 8
8 8 8+ = + + ⋅ ⋅ ⋅ +
/ ∈ *
+() !8 8###8 [<\
! S RV" "
+ + ⋅ ⋅ ⋅ + = #'2<()K7
+() !8 8###8 ] Q5 <% !"VX" # =
F
" ! "
!
" N
8
8 8 8
+ = + + + ⋅ ⋅ ⋅ +
#'2<()K7
+() ! "8 8 8###8 ]
`@4
()^Z[<\ " " " ! ! !" !! "T
− − − −+ + = ] Q5 <%
! !
V"" U
= ⋅
'2<()Z?A[7 (
! 8+ I()() Z@.
PZ34
X
!T
] Q5 "! = #
I1
!#$' -JK%&#$' G#$ -LM1.% 5).C n(a b) .+
f& 7+ () 6+ # #
>
< =6 6 6 6
7
−
= α β *K 8 α β
+()B I#5)
BI12<[<\ ( ) 8
<
6 6 6
>
=
∈
∈ ≤ ≤ ⇒
∈
6 6 6
7
−⇒
()12<#
'2<()
()Z
N N " 8 + 3@4
()Z?A
[<\/0 ( )N " N "X# # #
= # Q5 N N !R N #" *
R NR " #
'2<()BI
N !
N! T #
"
+
+
`@4
()Z?A[<\
/0 ! " " N""
− − −
++ + = # Q5
V N "
! ! " #T_
N" N"
⋅
%&DE
1 >N3O PQR%&DHST k k
n n n
A , C , P #
• '
7− 27/89
8+ : 8− : 8+ ;#;
• 5)1?()<*
334#
• e$g
b7 ! !! 8
6 6 6 6 6
+ + −
++ = = *
!
!
! !
# #
! !
6 6
6
+
+=+ +
#
• h-.B+b,ED. # 8? ⋅ ⋅ ⋅ + + ⋅ ⋅ ⋅ c/?J(
(+
(),3@l3$*K8G(
(+(),()<l3$,
"! 8− *K ! ! ###### 8 8− +
www.MATHVN.com - Toán Học Việt Nam
www.DeThiThuDaiHoc.com
!" !"
#$%&''&'%%
() *+ $*,)-. / %&001%1
23455'4
'b+(
! TT T T #@ = + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + Q5
T" #@ =
3 ! " " T TT T T T" " " #@ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + Q5
TN #@ =
! ! U UU U US S S #@ = + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + Q5
UT #@ =
! " " ! " ! " ! " ! " ! #@ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + Q5
" ! " #@ =
! " " " ! " ! " ! " ! " ! " ! " " " #@ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + Q5
" ! N #@ =
W V X U R ! ! ! ! ! ! #@ = + + + + Q5 NUV#@ =
" " S ! ! ! ! ! #@ 8 = + + + ⋅ ⋅ ⋅ + Q5
RR" #@ =
! N N T T " R " R" ! " ! " ! " ! "# " # " # " # #@ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + Q5
" ! ! N !#
"
@ = −
'b ( ) ( )" !! " ! "" " " "! ! ! !! # ! #" N " !
6 6
@ 6
+
−
= − + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + − + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + −
+
Q5
"
" !
@
=
+
#
'b
! ! ! !
"M#" !"M SM#" ! M " !"M#"M " !SM
@ = + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + ⋅ Q5
" !N" !
" !SM
@
−
= #
L\b+(
" ! " " " N " " !N! " !N " !N " !N " !N! # " # N # " !N # #@ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + Q5
" !!" !N#" !S#" # #
3
! " " !N
" !N " !N " !N " !N
" ! " N " !S
@ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + ⋅ Q5
" !S
"
" !
" !S
@
−
= #
F< " ! " " "
+ + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + = *K "8 ≥ ∈ #
F
()^Z "8 ≥ </G
" " " ! !
" "
"
!
! " ! !
+
+
−
+ + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + = ⋅ + +
'b
!" !" !"!" !"
!N " !N " !S!" !S
!!#!" !!#!" !!#!" " !"#" !N " !N#" !S
@ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + ] Q5 !!" !N
!
!N"
@ = #
F< "8 8 ∀ ≥ ∈ E
!
! " "###
!
−
−≤
−
#
'2<()Z?A[<\/G(/m
" " " " " " " " " " !T !V
" " " " "#N #N #N #N " #" !
6 6
− −+ + ⋅ ⋅ ⋅ + + ⋅ ⋅ ⋅ + + = + # Q5 U = #
A1 ).25670+'%+C %UDE
)1>N3O +'%H7
• $ + ()/ ?K D. > 1 " " "!8 "8 N8 ###8 ! 8 " 8 ###8
-
=<1 " " " 8 ###8 N8 "8 ! 8###8 " 8 ! E7#L6+A
# 6 6
-
!# 6 6 6 6 7
− − #
• n?A.+.=
+ `?K!#f&P ! ! " " " ! ! 8 8 8 8 8
− − − −+ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + #
+ `?K"#o7/
<*@/?D
! ! ! " " ! " ! " ! # 8 8 8 8
− − − − − −+ = + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + − +
+ `?KN#Fd+%*
bD.^*
/03
/@*
#
F< !8 8 ∗∀ ≥ ∈ 2 ! ! " " N N k!#N "# #N N# #N # #S #
− − −+ + + ⋅ ⋅ ⋅ + =
F< !8 8 ∗∀ ≥ ∈ 2 ! ! ! " N N S S !" " " " #N #
− − − − −+ + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + =
'2< 8 +∈ [ ! " " N N S " " !" ! " ! " ! " ! " !"#" N#" S#" " !#" " T
+
+ + + + +− + − + ⋅ ⋅ ⋅ + + = Q5 ! "#
'b @
+?JD.(
www.MATHVN.com - Toán Học Việt Nam
www.DeThiThuDaiHoc.com
!" !"
#$%&''&'%%
() *+ $*,)-. / %&001%1
23455&4
" S V ! ! ! ! ! S U !" " #@ = + + + ⋅ ⋅ ⋅ + Q5
RR! #" #@ =
3 ! " " " " " " " N " ! #@ = + + + ⋅ ⋅ ⋅ + Q5
" ! !#" #@ =
! " " V " X" X " X " X " X " X" U " X " V " #@ = + + + ⋅ ⋅ ⋅ + + Q5
" V" R#" #@ =
F
N
"
"
8
8 8
8
∗
= − ∈
#L\2<() V 88 3@4
() ^Z[<\
/G ! ! " " N N !!#" "#" N#" !"#N
− − − −+ + + ⋅ ⋅ ⋅ ⋅ ⋅ + = # Q5 V V V!"" 8 #
F
! ! RR "! RU RR ! ! 8 8 8 8 8 − = + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + + #
'b ! RR " !! RU RR! #" RR #" " #" ! #" !@ = + + ⋅ ⋅ ⋅ ⋅ ⋅ + + + # Q5 " !@ = #
F
" !S " " !S! " " !S! N 8 8 8 8− = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + #
'b ! ! " !S" N " !T@ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ + ] Q5
" !SN ""#"@ = #
'b " S " !S" !S " !S " !S " !SN T " !T#@ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + # Q5
" !N! U#"@ = #
'b+3 " S V " !S" !S " !S " !S " !S" N ! X = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + # Q5
" !N! X #"
"
= #
1>N3O +'%H7
• $ + () / ?K D. > 1 !#"8 "#N8 ###8 ! −
- =< 1
! 8###8 "#N8 !#" − E786+ #
6 6
6
−
- ! #6 6 6 −
• n?A.+.=F+3?K=?A^?/
<7.!#
'b " ! " " " N " " V " " X" X " X " X " X " X! " N " V " X@ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ + + # Q5
" T" X#" U#" #
F< " ! " " " " !" " " !N " !!" !N " N " !N " !N! " " !" " !N " !N#" !S#" # + + ⋅ ⋅ ⋅ ⋅ ⋅ + + =
F
8 ∈ [<\/0
N N
NT8 N#
! "
+
= ≥
− −
L\b " " " N " S "" # N S ! # # @ = − + − ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + − ] Q5 N @ = #
B1 ).25670+'%+C %UDE
• $5)6+
! !
!
6 6
6
7
6
+ +
−
⋅
+
KV3' 7W#$1
• n?A.+.=
+ `?K!#f&P ! ! ! ! # 8 A 8 8 A 8A A
− − −+ = + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + +
+ `?K"#o7b.m*@*K$*
3
! ! ! ! #
7 7
8 A A8 8 8 A 8A A A8− − − + = + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + ∫ ∫
! ! "
! ! !!
! ! "
77
8 A 8 8 8
A A 8
+ +
− −
+
⇔ = + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + ⋅
+ +
+ `?KN#Fd 8 8 8 7 A .lD.^*
/03
#
F+3
+<p/1*0(agb.m
'b ! "
! ! !
" N !
@
= + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + ⋅ ⋅
+
Q5
!" !
!
@
+
−
= ⋅
+
3 'b
" N !
! "" ! " ! " !
" N !
@
+
− − −
= + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + ⋅
+
Q5
! !N "
!
@
+ +
−
= ⋅
+
'b
! ! " # " "
! !
@
−
= + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + ⋅
+
Q5
!N !
" !
@
+
−
= ⋅
+
www.MATHVN.com - Toán Học Việt Nam
www.DeThiThuDaiHoc.com
!" !"
#$%&''&'%%
() *+ $*,)-. / %&001%1
2345B%4
" S V " !
! N T " R
" ! " ! " ! " !
" ! " ! " ! " !
" S V " !
@
− − − −
= + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + ⋅ Q5
" !! " !!N ! "
S ""
− −
⋅
! " " N N
! ! ! !
#" #" #" #" #
" N S !
@
= + + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ +
+
Q5
!N !
" !
@
+
−
= ⋅
+
W ! N T " !" " " "
! ! ! !
" S V "
@
−
= + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + ⋅ Q5
"" !
" !
@
−
= ⋅
−
! " N
! " N
" N S !
@
= + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + ⋅
+
Q5
!" !
!
@
− +
= ⋅
+
'2< +∈ [ ! " N S "" " " " "
! " N S " !
" N S T " ! !"N
− + − + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ − = ⋅
+
Q5 V!# =
'2<(), " 8
,3 T
N
"
8
8
8
+
3@4
()Z
?A[<\ ( ) ! "! ! ! !!
" N ! !N
− + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + − = ⋅
+
Q5 X T!" #" "TNSS = #
'2<() "8
S
!
8
"
8
8
+
3@
Z?A[<\/0
" N !
! "" " " VTV "
" N ! !
+
+ + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + =
+ +
] Q5 " "" X
"!
" #
S
−= = #
'2< +∈ [
"
! "" " " !"!
" N ! !
+ + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + = ⋅
+ +
Q5 S = #
X
Y:Z[\?]^
'2<(), T8
( )N " 8 #
8 8
8
− ≠
`@4
()Z
?A[<\/0 N " N!S " + + = #
'2<()E%
N
"
!
N
8
8
−
*K 88 ≠ 3@4
∗∈ *
[<\/0 """ S T N #
−
−
− + =
'2<(), R8
"! N 8 8 ∗− ∈ #`@()Z?A[<\<\
/0
" N
" !S !
N
+ = ⋅
'2<()E%
N
S
!
8 #
8 8
8
+ >
`@4
()Z?A
[<\.?A2 " N "" N T # + = −
F
()Z?A[<\.?A2 ! NT
−
= #'2<() T8
" !
8 #
!S
8
8
8
− ≠
'2<(), X8
"
"
N 8
8
8
−
3@(),()334! U #
'2<(),() U8
" " 8 8 + 3@4()Z?A
[<\.?A2 N " !U SR − + = #
'2<(), ! 8
" N 8 8 8 8 8− > 3@4+()
34 " SU− #
www.MATHVN.com - Toán Học Việt Nam
www.DeThiThuDaiHoc.com
!" !"
#$%&''&'%%
() *+ $*,)-. / %&001%1
2345B54
'2< () S8
N
"
8
8 8
8
− >
# `@
() Z?A [<\.?A
2 V "S STS
−
−
+ = #
'2<(),() !8−
"
N
N
"
8
8
−
/#`@4
()
Z?A[<\/G N N " !! ! N#
− −
− − +− = #
'2<()E%
( ) N "
< 8 8
8
= +
#`@()Z?A[
<\.?A2 V X U R U "N N " ++ + + = #
'2<()E.gO*
%
,
"
!
" 8
"
8
8
−
3@
∗∈ *
[<\.?A2 ! "" R + = #
F
()Z?A[<\.?A2 N " !V S ! + − = #'2<()
U8
,
N
" "
T
8
+
#
'2<()E%
"
N
"
8 #
8 8
8
− ≠
`@4
()Z?A
/[<\.?A2 ! " N "U" ! " ! " ! " ! " !
+ + + ++ + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + = − #
'2<() ! 8 , ( ) N !N 8
8 8 8
8
= − ≠
#`@4 8 +∈ [ " !! T X
−
+− = + #
h " 8+
>1,%/?D()+<
!SS #'2<%
3@[<\.?A2 ! qN "" !V "8 #
+
+ ++ = + ∈
'2<(), V8
N
!
8
8
8
+
3@4+()
34 ! "S ]
'2<(), 8
,
N
8
!
"
8
8
+ 3@[<\
()
Z?A[<\ ! " N " S N !S N " S " " VTV!
−+ + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + = #
'2<(), !R8
3 R" ! # " 8
8 8= − + 3@4
()Z
?A/[<\.?A2 ! " " SU# + + + ⋅ ⋅ ⋅ + =
F
" !" " "S! " "S! 8 8 8 8 8+ + = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + #'b S #
'2<() S8
P N ! N
8 8 8= − − 83@ 8 +∈ [ " " !V T
−
++ + = #
F
()Z?A[<\.?A2 ! " ! "TT#
−+ + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + = L\2<()
!S8
" ! N #
8 8 8= + +
'2<(), !N8
( )
N
N"! # " !
S
8 8 8
+ + +
*K
()^Z/[<\
.?A2 N " !S
−+ = #
F
() Z ?A [ <\ /0 ! " ! "TT#
−+ + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + = L\ 2< ()
!S8
" ! N #
8 8 8= + +
'2<() ! 8
N S !
8 8 8 8= − + − #`@4
()Z?A
/[<\.?A2 ! " N " ! " U" ! " ! " ! " ! " ! " !#
+ + + −
+ + + + ++ + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + = −
www.MATHVN.com - Toán Học Việt Nam
www.DeThiThuDaiHoc.com
!" !"
#$%&''&'%%
() *+ $*,)-. / %&001%1
2345BB4
'2< 8 +∈ [ " " " ! " " !
8 8 8 8 8+ + = + + + ⋅ ⋅ ⋅ + *
! " "" " U! + + ⋅ ⋅ ⋅ + = ]
'2< () , T8
" " ! " ! N #
8 8 8 8 8= − + + `@ 4
() Z
?A[<\/0 " !! T
−
+− =
#
h ! ! V #
6
6
8 8 8 8 8= − = + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + L\b+,3
! 8" "
= + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + 3@4
()Z?A[<\/0 " !" U − = #
'2<()BI
+
(
r ( )XN !V N+ # 3r ( )RNN "+ # r ! T! T
N
+
# r
!
T" "
N
−
#
L\2<()K7
!N !N !" !!
! " !" !N " ! #
8 8 8 8 8 8 = + = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + +
F
" ! " ! N
8 8 8 8 8= + = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + # L\ 2< () K 7
3@
()Z?A[<\/0 ! N " ! "X" " "### "
−+ + + = #
'b " S V U ! V" !S " !S " !S " !S " !S # = + + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ +
'b
! " " !N
" !N " !N " !N " !N
M !M "M " !NM
@ = + + + ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ + ⋅
'b " N " !N" !N " !N " !N!#"# "#N# " !"#Tài liệu đính kèm: