ĐỀ THI TUYỂN SINH LỚP 10 THPT CHUYÊN NĂM HỌC 2013- 2014 Môn thi: TOÁN - SỞ GIÁO DỤC VÀ ĐÀO TẠO KIÊN GIANG doc





 !"#$%&'
()*+, /"!/)*
0123!"43!"5

16%76%&89:%'
;&$%7"3!<=6%&>?;&$%&$@A'
&B973!CDC3!"4
EB"F3GHA?I'

     − + +

 

  
x
x x x x
+ +
+ − − −
  !"#$%&'()
 *+(",#-$!
EB3F"A?I'
./ 012(,

 

 


x y
x y

− =




+ =


EB4F"GHA?I'
34


3 5  y m x m= − − + −
*+(",#-$34

6(7)8
*+(",#-$34

9--:7(#;
EB5F"GHA?I'
<8=!=4>(,?(1@4>(,A9B5;C(8((D%
E;FG7$4>(/H9-%FG7$=9'4>(1+HI9J(%
EBHF4GHA?I'
1D(,>3K1D(LEM<9-8(LEMN8B
O(KL%,IPJ0O(DLEQ<R";0H;L!MEH
F+3K%S<R1D(O(F=((QF+N<TL!B%SN4U(8
1D(O(F=((QF+NTEHBV%.)W9-(L<MNF-X9-

(NVF-<E%
(("L<NF-("<WNX8;0
(WXLE
(M<MVO(-(
(Y,Z(1D(,>(B;0("<WF-<XV;0!'
B<
JF
KL%>6%&AMNLOPQ%&BRS8G&TIU>6%&&VK&W:IF
[)F-I:\\\\\\\\\\\\\\\\]7"4\\\\\\
^_("#\\\\\\\\\\%^_("#\\\\\\\\\
EB&V
E X)
%

 
   3       
  3      3    
      = − + + = − +
= − + = − = − = −
− + +
%
` !"#$
5F- x x
≥ ≠
%
 

  
x
x x x x

+ +
+ − − −

 3 3 
 

x x
x
x x
−
− + −
+
+

3  3    a   
3 3  3 3  3 3 
x x x x x x x x x
x x x x x x
− − + + − − − + − − +
= =
+ − + − + −

3  3  3 3  
3 3  3 3  
x x x x x x
x x x x x
+ − + + − −
= =
+ − + − −


 
    


x
x x x x
x
−
⇔ = ⇔ − = − ⇔ = ⇔ =
−


 

 

x y
x y

− =




+ =


3N%`J



u
x
v
y

=




=


 3N,A-



b
   
b
u
u v
u v
v

=

− =



⇔
 
+ =


=


 
b
b

 
b
b

x
x
y
y


=
=


 
⇒ ⇔
 
 

=
=




%
34


3 5  y m x m
= − − + −
`34

6(7)8

− − ≠ ≠



− ≥ ⇔ ≤
 
 
− = =


2 10 0 6
10 0 10
12 0 12 (lo¹i)
m m

m m
m m
*GH=(?B1D(O(34

6(7)8
%
`34

9--:7(#;
10 0 10
10
10 4
2 10 0 10 2
m m
m
m
m m
− ≥ ≤
 
≤

 
⇔ ⇔
  
− >
− − < − >
 

 


⇔
10
6
6
m
m
m
≤

⇔ <

<


% .)!39-FG7$=9'1+HI9J(3`!c
⇒
*G7=!=4>(9-!d3
*G7=(1@4>(9-!e3
D(=!=4>(
+
42
x 2
3
D(=(1@4>(5
20
x - 2
3
V=;C(8((DIQ012(,
+ =
+ −

42 20
5
x 2 x 2

⇔
3!ed53!d3!d3!e

⇔
!efd5!d5!

e5

⇔
!

ga!d5



⇔


x = 12
2
x = (lo¹i)
5

*GHFG7=9'4>(1+HI9J(9-
%
$'Y%&I%Y&T1ZB1[\%]J<

hij("L<NQ

·
0
CAI 90=
3FL!9-;0H;BL$3K

·
0
CMI 90=
3*<
⊥
N<B<
⇒
·
·
0
CAI CMI 180+ =
⇒
("L<N8;01D(,>1D(N
hij("<WNXQ

·
0
EMF 90=
3(Q8;0P1D(,>

·
0
EIF 90=

3FN
⊥
NVBN
⇒
·
·
0
EMF EIF 180+ =
⇒
("<WNX8;01D(,>1D(WX
^'Y%&I%[\CCE7
Q
·
2
ICM I
=
$
3k(0lF+(QN


<-("<WNX8;0
⇒

·
2
I MEF=
$
3k(T(<X
·
·

ICM MEF⇒ =
<J"("L<N8;0
·
µ
2
ICM A
⇒ =
3k(T(<N
<-
·
µ
2
MEF vµ A
9-(Q?(F#IWXLE
'Y%&I%^$A?IG1G_%&B%&
Q
µ
2 2
I A=
$
3k(Z(
·
MEF

<-
µ
$
2 2
A B
=

3(Q8;0M(QBA;0H;F-4mH(k(T
¼
MB
$3K
$
2 2
I B⇒ =
$
-NME9-nBNE$("<NEV
⇒
("<NEV8;0
·
µ
2
MEF A⇒ =
⇒
·
·
0
IMD IBD 180+ =
%<-
·
0
IBD 90=
·
0
IMD 90⇒ =
·
·
0

CMI IMD 180⇒ + =
⇒
M<MVO(-(
P'Y%&I%$AM;%&#`%%&@aJ<$$I&T1[ZB1\J<b=%$8
a1
h.)oF-p9q91@9-m"1D(,>(B;0("<WF-<XV
ij1D(,>mpQ

µ
·
1
K MDF=
3k(Z(
»
1
s®MF
2

<-
µ
·
0
1
K KMF 90+ =

·
·
0
MDF KMF 90⇒ + =
3

9BQ
$
·
1
B MDF=
3k(T(<NM("<NEV8;0
<-
$
·
1
B OMB=
34
∆
K<EmBKMK<EK

·
·
MDF OMB⇒ =
3
r3F-3:H,
·
·
0
OMB KMF 90+ =
KM MO
⇒ ⊥
-p<9-"3p
⇒
K<9-;0H;$3p
(12(UQK<s(9-;0H;$3o

*GH1D(,>(B;0("<WF-<XV;0!'B<
Gv: T MINH BNH
Trưng THCS Thnh Lc Châu Thnh Kiên Giang