PROGRAM GEMPUR KECEMERLANGAN SIJIL PELAJARAN MALAYSIA 2018 NEGERI PERLIS
PROGRAM GEMPUR KECEMERLANGAN
SIJIL PELAJARAN MALAYSIA 2018
NEGERI PERLIS
SIJIL PELAJARAN MALAYSIA 2018 3472/2(PP)
MATEMATIK TAMBAHAN Kertas 2 Peraturan Pemarkahan Ogos
UNTUK KEGUNAAN PEMERIKSA SAHAJA
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Peraturan pemarkahan ini mengandungi 16 halaman bercetak
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Sub Total No. Solution and Mark Scheme Marks Marks 1(a)
PR = PO OR or OQ = OP PQ K1 + + (i) PR = − + 3 a 9 b N1
3 (ii)
OQ a b
= +
3
6 N1
OT = OP PT
- (b)
= + OP k PR = + 3 a k * ( 3 − + a 9 ) b = − + (3* 3 ) k a *9 kb
Collinear OQ = OT or OQ = TQ or OT = TQ K1
λ λ λ
λ (3* 3 ) *9
- (3 a 6 ) b = − k a kb + +
- (3 a 6 ) b = + (3* 3 ) − k a k b λ *9 λ
- 3 *2
equations for k
λ = or λ = 3* 3 − k *3 k
*2 *3 = − = 3 (3* 3 ) k or * 6 *9 k
−
- 3 k 3* 3 k
2
k = N1
3
6
5
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2
2 ,
1
1
P1
= =
x
200 100
2
h x ax x = + + At maximum point,
2
5
1 ( )
OR 2
= 30 m N1
2
4
−
1
5
N1
= 30 m
2 = − + + K1
400
1 (100) (100) 5
( ) h x 2
b x x a a a
N1 Height of the highest pole,
− = = −
a a
1 100, 4 400
1
= − = − = − K1
K1
= − +
No. Solution and Mark Scheme Sub Marks Total Marks
1 ( )
= + + − +
4 h x a x x a a a
4
2
5
1
1
1
h x ax x = + + 2 2 2
2
5
1 ( )
2 2
K1 2
1 ( )
16 400
1 100, 4 400
1
5
1
N1 Height of the highest pole
− = = −
a a
1
5
x = = P1
2
200 100
At maximum point,
= + − +
16 h x a x a a
4
5
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- (8 ) − 34 y y + = or 2 2<
- (8 ) + 34 x x − = K1
x
3, 5
y = or 3, 5 x
=
N1 3 cm and 5 cm N1
7
7 4(a) Ahmad
51.3 48.2 52.0 47.3 45.0 52.4
6
6
− − − − =
x
K1 Ahmad
49.37 x = or Luqman
49.43 x = N1 2 Ahmad 14666.98 σ *(49.37)
6 = − or 2 Luqman 14698.14 σ *(49.43)
6 = − K1 Ahmad
σ 2.665 = N1 and Luqman σ 2.524
=
N1
a , b, c must correct
x
5 K1
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8 y x = −
2018 Program Gempur Kecemerlangan SPM Negeri Perlis No. Solution and Mark Scheme Sub Marks Total Marks
3
2 π 2π 16π
x y + = P1 and 2 2
π π 34π
x y + = P1
8 x y = −
or
P1 2 2
( 8) ( 8) 4(1)(15) 2(1)
Solve the quadratic equation 2 ax bx c + + = for b
Factorisation
( 3)( 5)
y y − − = or
( 3)( 5)
x x − − = OR Formula 2
( 8) ( 8) 4(1)(15) 2(1)
y
− − − − = or 2
- = or Luqman 51.3 48.2 52.0 47.3 45.0 52.4
- =
Sub Total No. Solution and Mark Scheme Marks Marks 4(b) Luqman
N1
2 N1
7 Luqman’s achievement is more consistent 5(a) Use
cos( A B ) = cos A cos B sin A sin B
3
3
3
3
3
3
cos cos − sin sin or x x K1 cos
- x x x x
4
4
4 4
4 4
LHS = RHS N1
2 (b)(i) y
2
1 x
Shape of positive cosine graph at least 1 cycle P1
1 1 cycles for P1
x
2 π
2 Modulus of cosine graph for P1
3 x
2 π
(Maximum = 2, Minimum = 0) (ii)
3 y = − 1 x or Implied N1
5 π Sketch the straight line with *gradient or *y-intercept and straight line
K1 involves x and y must be correct. N1
3
8 No. of solutions = 5
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- = or
- d
- 6 x = K1
2
2 (c) 2 2
d
6 d
y x
= K1 (0, 3) is minimum point N1
2
7 7(a)
d
1
2 d
y x x
(0, 3)
=
or
d d
y x x
= K1 6 *2( 2)
y x
− = − K1
2
2
y x = + N1
N1
x y = =
2018 Program Gempur Kecemerlangan SPM Negeri Perlis No. Solution and Mark Scheme Sub Marks Total Marks 6(a)
δ lim *
Find
δ δ
y x 2
δ 6 δ 3(δ ) δ δ
y x x x x x
δ 6 δ δ
y x x x
= −
K1 Use limit δ x
→ δ
6 δ x
3
y x x
→
= K1 d 6 d
y x x
=
N1
3 (b) Solve
d
y x
=
0,
3
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-
-
- A A −
- 12 *9
3
and integrate with respect to y 2
2 π
8
2
y y
−
K1 4 π N1
3
10 1 2
1
3 − K1
Use limit 3 6 2 4
(2 8) into*
2
3 N1
Use limit
6 2 4
−
y y
2
8
2 into*
K1
2
−
y
4 (c) Use 2 π d x y
8
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2
No. Solution and Mark Scheme Sub Marks Total Marks 7(b) Find the area of rectangular shape OR Integrate 2
1 4 d
2
x x
1 A 6 2 = OR 3 2
4
6
x A x = + K1 Use limit 2 3
into *
4
6
x x
1
K1
3 2
−
y
2
2
3
(2 8)
(2 8) d y y −
9
2 = 8 x y − P1 Integrate 1 2
OR
3 N1
8
K1
3 A =
K1
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( 0.667) ( 2)
2 (b)(i)
2 (ii) Find the probability in the correct region
0.2523 // 0.25239 // 0.2524 N1
( * 0.667) P Z −
K1 Find the probability in the correct region
− =
Z
140 150 225
N1
P Z P Z − 0.2295 // 0.22964 // 0.2296 K1
K1 218.4
σ 960(0.35)(0.65) =
3 (ii) 2
0.2616 N1
P X P X P X = + = + = P1
K1 Write ( 8) ( 9) ( 10)
C −
8 (a)(i) Use 10 10 (0.65) (0.35) r r r
K1
- 0.2295(27)
6 N1
log y
3 N1
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(Correct axes and uniform scales) K1 6 *points plotted correctly N1 Line of best fit N1 (Refer graph on page 15)
log y against x
1 (b) Plot 10
0.22 0.15 – 0.09 – 0.16 – 0.31
0.37
2018 Program Gempur Kecemerlangan SPM Negeri Perlis No. Solution and Mark Scheme Sub Marks Total Marks
3
10
9
6
5
3
10 9(a) x
12 10
Sub Total No. Solution and Mark Scheme Marks Marks
9 h 10 ( 10 ) + (c)(i) log y = − log q x log P1 10
2 Use m = − log q * 10 K1
q =
1.19 N1
3 h
(ii) Use c = log K1 * 10
2
h
7.96 N1
2 = (iii)
1.95
2.00 N1
1
10
10
1 p
(a)(i) =
4 N1
Use m m
1
(ii) = − JK KL m = − KL
3
1
m = − JK K1
3
1
1
y − = −
5 ( x − 3) or y − *4 = − ( x − 6) K1 * *
3
3
1
- y = − x 6 or equivalent N1
3
3
3
6
3
1
(iii) A =
2 5 *4 − 14 5
1 (*12 84 0) (30 0 42) − + − + − K1
2
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30 N1
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2018 Program Gempur Kecemerlangan SPM Negeri Perlis
Sub Total No. Solution and Mark Scheme Marks Marks
10 (b)(i) Use distance formula for WJ or WK
WJ = x − y − WK = + x − y − 2 2 2 2 OR 2 or Implied K1 WJ = WK 2 2
- ( 3) ( 5) or ( 6) ( 4)
3
3
42 22 174 or equivalent N1
x y − x − y =
- 2
- A A 2 K1 <
- 9.78 18.39 28.16 // 28.17
- x y
- into 8 000 x 4 000 y
- =
- A A −
- 25 m
- mt nt 2 Differentiate w.r.t t d v a =
- ( − + t 5 ) t K1
- − − − + K1
- 600(*108) *400(*147) *300(*156) *200(*125)
- 600 *400 *300 *200
- =
- –0.09)
- –0.1
- –0.16)
- – 0.2
- – 0.3
- –0.31)
- – 0.4
2 (ii) Substitute b −
4 ac 2 x = into the locus of *W and use ( 22) − − 4(3)(174) K1
− 1604 Locus W not intersect the y-axis N1
2
10
θ
11(a) Use 2 sin r OR other valid method
2
40
2(7) sin
K1
2
2 4.79 // 4.788
N1
80 3.142 220 3.142
(b) = A 1
7 OR A *4.79 K1 2 = 180 180
1
N1
3
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2018 Program Gempur Kecemerlangan SPM Negeri Perlis
Sub Total No. Solution and Mark Scheme Marks Marks
1 220 3.142 2 1 2 40 3.142
11(c) = = A (*4.79) OR A (7) K1 1
2
2 180
2 180
1 2 A = (7) sin 40 K1 3
2 A = A − A * * * 4 2 3 K1
A − 2(* A ) 1 4 K1 * 41.30
41.34 N1
5
10 x
60 N1
12(a) y
50 N1
N1
30 20 1500
x y N1
4 (b) Draw correctly at least one straight line from K1 the *inequalities involves x and y
Draw correctly all four *straight lines N1 Note: Accept dotted lines Region shaded correctly N1
3 (Refer graph on page 16) (c) Minimum point (30, 30) N1 Substitute any points in shaded *region K1
10 360 000
N1
3
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3 (ii) 2 2 2
13 PQ 14 2(13)(14) cos 37 = + − K1
13 (a)(i) 58 ACB = P1
13
34 sin 58 sin 85
AP
K1 15.94 // 15.944 N1
8.62 N1
2018 Program Gempur Kecemerlangan SPM Negeri Perlis No. Solution and Mark Scheme Sub Marks Total Marks
2 (b) 1
2 A = + OR 2
1 (13)(14) sin 37
2 A = K1 1 2
K1 241.31 241.35
N1
3 (c)(i)
Note: ' ' ' A C B obtuse angle N1
1 (ii) ' ' ' 122 A C B = N1
1
10 37°
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1 (13 *15.94)(34) sin 37
Sub Total No. Solution and Mark Scheme Marks Marks 14(a) Substitute t = and 5 v =
5 n = or 5 m n + = K1
d t
2 mt n + a = K1
d
v Substitute t = and 1 a = into *
3
d t
2 m n + =
3 K1 Solve simultaneous equation to find m and n N1 m = −
1 n =
5 2 N1
5 (b)
2 t
5 N1
2 (c) Integrate *( − + t 5 ) d t t 3 2 t
5 t
s = − + K1
3
2 2 2 Use s − s OR *( − + * * t 5 ) d t t t = 2 t = 1 3 2 1 3 2 (2) 5(2) (1) 5(1)
3
2
3
2
1
31
5 N1
// // 5.167
3
10
6
6
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10
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3 (c)(i) 600 : 400 : 300 : 200
2
1 172 430 N1
= K1
P
100 *130.27 900 000
3 (ii) 18
N1
K1 130.27 // 130.267
I
W = 18/15 or Implied (seen) P1
108, 147, 156, 125 N2 (All correct) N1 (Only 3 correct)
2018 Program Gempur Kecemerlangan SPM Negeri Perlis No. Solution and Mark Scheme Sub Marks Total Marks
= K1
I
I I
100
2 (b) Use 16/15 18/16 16/15
K1 3 000 N1
=
P
3900 100 130
15(a) 15
Graph for Question 9(b)
0.6
0.5
0.4 (3, 0.37) ×
0.3 × (5, 0.22)
0.2 × (6, 0.15)
0.1
2
4
6
8
10
12
14 ×
(9,
× (10,
× (12,
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Graph for Question 12(b)
y(Factory T)
80
60
70 x =
60 y = 50
50
40 30 (30, 30) R
20
10
10
20
30
40
50
60 70 x (Factory S)
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PERATURAN PEMARKAHAN TAMAT
2018 Program Gempur Kecemerlangan SPM Negeri Perlis