SKEMA K12 N9-MM-2014 -dw-
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Transcript of SKEMA K12 N9-MM-2014 -dw-
PROGRAM PENINGKATAN AKADEMIK TINGKATAN LIMA SEKOLAH-SEKOLAH MENENGAH NEGERI SEMBILAN 2014
MATEMATIK Kertas 1
1. D 11. D 21. D 31. B
2. B 12. A 22. A 32. A
3. B 13. C 23. D 33. B
4. C 14. D 24. C 34. C
5. C 15. C 25.B 35. A
6. B 16. C 26. B 36. D
7. C 17. D 27.B 37. D
8. A 18. D 28. A 38. B
9. C 19. C 29.C 39. A
10.D 20. A 30. C 40. A
----------------------------------------------------------------
2014
1449/2 Matematik Kertas 2
MAJLIS PENGETUA SEKOLAH MENENGAH MALAYSIA CAWANGAN NEGERI SEMBILAN
PROGRAM PENINGKATAN AKADEMIK TINGKAT AN LIMA SEKOLAH-SEKOLAH MENENGAH NEGERI SEMBILAN 2014
MATEMATIK
Kertas2
PERATURAN PEMARKAHAN
3
No Markin Scheme Marks
1 (a)
PI
(b) P2
3
2 (a) L WPR or L RPW
7 tan e= - or equivalent (b) 13
3x2 + I3x + 10 = 0
( 3x + 10) ( x + 1) = 0
-10 x=- , x=-1
3
3x- 12y =12 or 2x -8y=8
14y=-2 or --x=2 2
x=2 -1
y=2
PI
Kl
Nl
3
Kl
KI
NI Nl
4
Kl
Kl
Nl
Nl 4
4
2
5
• I
6 (a)
(b)I
I
(c)
7 (a)
(b)
!
22 - x 0.6 x 0.6 x 0.3
(-x 0.6 x 0.6xO.3)- (-x-xO.6xO.6xO.3)
7
70 - x
22 - xO.6 xO.6xO.3
100 7
22 70 22
7 100 7
0.10
False
If q3 =-27 then q =,-3 If q = -3 then q3 =-27
(7 -2) x 1800
9000
k= 18
28 = -x3+c or c=6
3
2 Y=- x + 6
3
2 -2 0= -x + 6 or -x=6
3 3
x -intercept = - 9
K1
K1
Kl
N1
4
PI
KI Xl
Kl
Nl o '
5
Kl
KIKI
Nl
Kl
Nl
6
3
--
II
10 ( t - 20) = 1208 (a) Kl
t = 32 s Nl
(b) I 10 -0 Kl 20 - 0
1 -I N1-ms 2 I
1 1(c) (- x 10 x20) + 120 +- (10 + 25) 18
K1
535 m
2 2
N1
. - ' 6
42· 22 Kl13 8· x 2 x 22 x14 or --x2x-x79 (a) 360· 7 360 0 7
." I 42· 22~38· x 2 x 22 x14 K1+ (-~x2x-x 7) +7+14+7i
I 360· 7 360· 7 I Nl
66~ 15
Kl (b)
13 8· x 22 x 14 x 14 or 42· 22 7 x7 --x-x 360· 7 360· 7
K1138· 22 180 22 42 22 -- x -x14x14 - (-x-x7x7) + -x-x7x7 360· 7 360 7 360 7
N1
177-1 or 177.099 10
6 ,
4
10 (a)
s = { 12, 13, 14,15,21,23,24,25,31,32,34,35,41,42,43,45,51,52, 53,54 }
(b) (i) {12,14,21,23,25,32,34,41,43,45,52,54}
11 (a)
(b)
12 3 -=20 5
(ii) {21, 25, 31, 32,41,42,.43, 51,52,53,54}
11
20
s = 1 t = 2
[~ =~J CJ = [;J ( ; ) = 1 (-3 2fJ
5x(-3)-(-2x6) -6 5 3
x = 2
Y = 3
PI
Kl
Nl
Kl
Nl
5
PI PI
PI
Kl
Nl
Nl
6
5
12 (a)
(b)
(c) (i)
(ii)
(d)
x -2 2
9 I 0.:7: I -7
Graph (Refer graph on Lampiran 1 )
Axes drawn in the correct directions with uniform scales for -3::;x::;3 and -26::;y::;28
All 8 points and *2 points correctly plotted or curve passes through aU the points for -3 ::;x ::; 3 and -26::;y::; 28
A smooth and continuous curve without any straight line and passes through all 10 correct points using the given scale for -3 ::; x::; 3 and -26::; Y ::; 28
Notes:
1. 8 or 9 points correctly plotted, award K1
2. Ignore curve out of range
y = 4.4 ± 0.1
x = - 2.3 ± 0.1
Draw the straight line y = -5x
Shaded region correctly
K1K1K1
PI
I K2
N1
PI
PI
K1
N2
12
6
13 (a) ---7(7,5 ) (2,3 ) ---7 (-3,1) P2(i} T T
P2(7,5 ) It (9,1) r (4, -1)(ii)
P2(a) V : Reflection in the line BE(b) (i) P3(b) W : Enlargement of scale factor 3 with centre P
Area ofan image =3 2 x 35 K1(ii)
K1Area Of The Shaded Region = (3 2 x 35)- 35 .
I 'Nl280
I
."
12
7
14 (aJ
I I
Class interval Selang kelas (umurJ
Frequency Kekerapan
Midpoint Titik tengah
21 -30 3 25.5 31 -40 5 35.5 41 - 50 6 45 .5 51 - 60 9 55.5 61 -70 7 65.5 71- 80 6 75.5 81 -90 4 85.5 PIP2PI
(b)
(c)
(d)
Note:
Allow two mistakes in frequency for PI
·3x25.S+·Sx3S.5+·6x4S.S+"9xSS.S+·7x6S.S+"6x7S.5+·4x8S.S K2
•3+ • 5 + 6+ •9+ • 7 + • 6 + " 4
2280 or -
40
57 year Nl
Histogram (Refer graph on Lampiran 2)
Axes are drawn in the correct direction, uniform scale for PI 20.5::; x ::;90.5 and 0::; y::; 10
Horizontal axis is labelled using midpoint! upper boundary and K2 "7 bars drawn correctly using mid point/upper boundry.
Note: "5 or • 6 bars drawn correctly, award Kl
Correct histogram using the given scale for 20.5 ~ x ~ 90.5 Nl
17 outpatients Nl
12
8
15 (a)
(b) (i)
Q IK r--~__~_-,R I L
I
SIMP I N --------<I IIii-
Correct shape with a rectangle NMLK.
NK=ML>KL= NM
The measurement is accurate to ± 0.2 cm (one way) and the angles at all vertices of the rectangles are 90° ± 1°.
SIR
I
BIC
P I Q
N I K MIL
Correct shape with trapeziums PS.MN and triangle BAM All solid lines
MS = MA > MB > NP
Measurements correct to ± 0.2 em (one way) and LN ,LM ::: 90° ± 1°
Kl
Kl
Nl
A /~
Kl
Kl
N2
9
--------------------------
IS(b) Oi)
SR
C B I
PQ
'I
K/UD NIMIA .
KlCorrect shape two rectangles KLPS and SPQR
•Note: "
KICB joined with dotted line.
KIRL=SM>CB > CL = BM>QD = PN
N2Measurement correct to ± 0.2 cm. (one way) and all angles at vertices of rectangles is 90° ± 1°.
!
12
10
16
. '
(a) (i)
(ii)
(b)
(c) (i)
(ii)
(55 0 N, 65° E)
70 x 60
4200 nautical miles
Bx60=6000
100 - 55
45 oS.
115° - 85° .
(115° - 85°) x60 cos 55°
1032.44 nautical miles
1032.44 + 6000 690= or
t
10.l9 hours
1032.44 +6000
690
I
P1P1
K1
N1
K1
K1
N1
K1 -
Kl
N1
,.
K1
N1
12
11
Lampiran 1 Graph for Question 12
12
Graph for Question 14 Lampiran 2
I I