peraturan pemarkahan - sistem guru online · matematik kertas 2 peraturan pemarkahan ogos peraturan...
TRANSCRIPT
SIJIL PELAJARAN MALAYSIA 2017 1449/2
MATEMATIK
Kertas 2
Peraturan Pemarkahan
Ogos
PERATURAN PEMARKAHAN
PROGRAM GEMPUR KECEMERLANGAN
SIJIL PELAJARAN MALAYSIA 2017
ANJURAN BERSAMA
MAJLIS PENGETUA SEKOLAH MALAYSIA
NEGERI PERLIS
DAN
MAJLIS GURU CEMERLANG NEGERI PERLIS
Question Solution and Mark Scheme Mark Total
1
Straight line , is drawn correctly
The region is shaded correctly
Note:
1. is drawn in full line, give K1P1
2. Award P1 to shaded region bounded by two correct lines.
(Check one vertex from any two correct lines)
P1
P2
3
2 020283 2 xx
)10)(23( xx
or equivalent
10x
Note :
3
2x , 10x as final answer, award N1.
K1
K1
N2
4
1y
1y
O
Question Solution and Mark Scheme Mark Total
3 or 855 or 882 828108or 55874 yxyx 4774 mp or 74108 mp or equivalent
204 m
m – bata merah p - bata putih
OR
8
10
)8(7)10(4
1
m
p
4
7(K2)
74
47
Note:
8
4
10
7
74
47
m
por correct inverse seen K1
5m
p = 3
P1
K1
K1
N1
N1
5
4 (a)
(b)
EAB or BAE
tan 6
9 or equivalent
31.56 or 9156
P1
K1
N1
3
5
210
2200260357
22
260357
22
60357
22
2
2
2
K1
K1
K1
N1
4
Question Solution and Mark Scheme Mark Total
6 (a)
(b)
124or 0)2)(6(4 mm
3
3
2
4
1
y
x=
13
7 or equivalent
y
x
3
4
)3)(1()4(2
1
2
1
13
7
1
3
y
x
Note:
1
3
y
x as a final answer, award N1
K1
N1
P1
K1
N1
N1
6
7 (a)
(b)
4
1
)4(0
2 OR )4(
4
12
hc
3
04
)6(2
2
62 xy
K1
N1
K1
N1
N1
5
8 (a)
(b)
(c)
(d)
False / Palsu
Some / Sebilangan
All negative integers are less than 0 /
Semua integer negatif adalah kurang daripada 0.
OR
If x is a negative integer, then x less than 0.
Jika x adalah integer negatif, maka x kurang daripada 0.
16
Note : 42 award N1
P1
P1
P1
N2
5
Question Solution and Mark Scheme Mark Total
9 (a)
(b)
147
222
360
90 or 7
7
222
360
60
7 + 77
222
360
60 + 7 + 14
7
222
360
90 + 14
57.33or 3
157or
3
172
2147
22
360
90 or 27
7
22
360
60
22 77
22
360
60147
2
114
7
22
360
90
3
392
or
3
2130 or 130.67
K1
K1
N1
K1
K1
N1
6
10 (a)
(b)
KAKKAKKK
AAKAAAKA
,3,5,3,,3,6,3,3,,5,,,,6,,3,5,,5
,,5,6,5,3,,,,5,,6,,3,6,,6,5,6,,6
(i) AKKA ,,,
20
2 or
10
1
(ii) KAKKAKA ,,,6,5,3,,3,,3,6,3,3,5,,5,,5,6,5
20
10 or
2
1
Note: 1. Allow two mistakes for P1
2. Accept answer without listing with complete sample space
in 10 (a)
P2
K1
N1
K1
N1
6
Question Solution and Mark Scheme Mark Total
11 (a)
(b)
(c)
10.45 or 1045
Note : 10.45 p.m or 10.45 malam, award P0
90 – 36
54
2
90or
60
120
90
45
P1
K1
N1
K1
N1
5
12 (a)
(b)
(c)
(d)
11
7
Axes are drawn in correct directions with uniform scale for
44 x and 2610 y .
All points are correctly plotted or curve passes through all the points
for 44 x and 2610 y .
Note : 7 or 8 points correctly plotted award K1
Smooth and continuous curve without any straight line passes
through all 9 points using the given scale for 44 x and
2610 y
(i) 5.35.2 y
(ii) 2.30.3 x
Straight line 12 xy correctly drawn
Note:
Identify equation 12 xy award K1
Values of x : 4.32.3 x
2.34.3 x
Note: Values of x obtained by calculation, award N0
K1
K1
P1
K2
N1
P1
P1
K2
N1
N1
2
4
2
4
12
Graph for Question 12 / Graf untuk Soalan 12
x
x
x
x
x
x
x
x
x x
x x
x
x
y
x 1 2 3 4 0 -1 -2 -3 -4
-5
-10
-15
5
10
15
20
25
30
Question Solution and Mark Scheme Mark Total
13 (a)
(b)
(i) (3, 2)
(ii) (9 , 2)
Note:
(9, 2) marked on the diagram or 3,5 seen or 3,5 marked on the
diagram, award P1.
(i) (a) V = Rotation of 90o anticlockwise about the centre of J (2, 4)
V = Putaran 90o lawan arah jam pada pusat J (2, 4)
or equivalent
(b) W = Enlargement with scale factor of 2 about the centre
R (2,6)
W = Pembesaran dengan faktor skala 2 pada pusat R (2,6).
or equivalent
(ii) 90290 2
Note: 2290 , award K1
270
P1
P2
P3
P3
K2
N1
3
9
12
24
)49(1*)44(2*)39(4*)34(6*)29(7*)24(4*
Question Solution and Mark Scheme Mark Total
14
(a)
Frequency : II to VIII
Midpoint : II to VIII
(b) 5
(c)
Note:
1. Allow two mistakes in frequency for K1
2. Allow two mistakes for the products of frequency and midpoint
for K1
24
796 or
6
133 or 33.17
Note: Correct answer from incomplete working
e.g 24
796 award Kk2
Umur (tahun) Kekerapan Titik Tengah
I 17 – 21 0 19
II 22 – 26 4 24
III 27 – 31 7 29
IV 32 – 36 6 34
V 37 – 41 4 39
VI 42 – 46 2 44
VII 47 – 51 1 49
VIII 52 – 56 0 54
P2
P1
P1
K2
N1
3
1
3
Question Solution and Mark Scheme Mark Total
14 (d) Frequency Polygon
Axes drawn in the correct directions with uniform scales for
5419 x and 70 y
1 point and *7 points correctly plotted through all the points for
5419 x and 70 y
Note: 7 or 6 points correctly plotted award K1
Smooth and continuous straight line, passing through all 8
correct points using the given scales for 5419 x and
70 y
(e) *7
Note: Do not accept answer without frequency polygon
P1
K2
N1
N1
4
1
12
Graph for Question 14 / Graf untuk Soalan 14
X
19 24 29 34 39 44 49 54
0
1
2
3
4
5
6
7
X
X
X
X
X
X
X
Age (years)
Umur (tahun)
Frequency
Kekerapan
Question Solution and Mark Scheme Mark Total
15 (a)
(b)
M/H/E
Correct shape with rectangle and right-angled triangle
KL > KB = BF
Measurement correct to cm2.0 (one way) and right-angles at
vertices = 90 1
Note: Ignore label
(i)
Correct shape with rectangle AEHF and hexagon FHMNTQ
All solid line
ME > EB > BG > GQ = QT = TN = NM
Measurement correct to cm2.0 (one way ) and all angle at a
vertices = 190
Note: Ignore label
K1
K1
N1
K1
K1
N2
3
4
3 cm
K/C
J/G/B
L/D
F/A
4 cm
3 cm
N/P M/L
T/S
2 cm
3 cm
2 cm
2 cm 4 cm
2 cm
3 cm
Q/R
F/G H
A/B/C E/D
Question Solution and Mark Scheme Mark Total
15 (b) (ii)
Correct shape with rectangle MLDE and square AEHF
All solid lines (ignore TS or QR)
F-S joined by dashed line to form rectangle MLST
LD > DA > AF = FG > GQ = QN = PS
Measurements correct to cm2.0 (one way) and all angles at
vertices = 190
Note: Ignore label
K1
K1
K1
N2
5
12
3 cm
2 cm
3 cm
5 cm
2 cm
3 cm
M/N L/P
S/R
E/B
D/C A
T/Q
H/G F
Question Solution and Mark Scheme Mark Total
16 (a)
(b)
(c)
(d)
)70,60( ES
Note : ),60( ES award P2
)70,60( WS award P2
),60( WS award P1
60cos60
2520
Note : 60cos seen, award K1
110 ~ 84 or 26
W26
60)6060180(
3600
60)6060(
720
252060)6060( or
720
9720
5.13 or 2
113
P3
K2
K1
N1
K1
N1
K1
K1
N1
3
4
2
3
12