File size: 11,805 Bytes
1da5e5a
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
[
  {
    "page": 1,
    "content": "Modul Pintas Tingkatan 5 Peperiksaan Percubaan SPM 2018 Skema Jawapan Matematik Kertas 2 1449/2"
  },
  {
    "page": 2,
    "content": "No     Marking Scheme / Skema markah     Marks    Submarks     Total Marks    1               y     3  –   x    x  < 3    y   <  3    1 mark    1 mark    1 mark     3 marks       2    ( a )      AFB    or    BFA    or   DEC    or  CED       1   mark           3   marks          ( b )     AFB    =   2 200 150 1  sin         1   mark                                 =  97 · 18 ̊ or  97 ̊11'     1   mark    3          60  ×    40  ×   100         8000 240000          1 mark    1   mark        4 marks           30  ×   RM2 · 50   or  RM75        RM25    1   mark    1 mark    4         x   –   20 =  y   + 20    or equivalent        x   + 22 = 2( y   –   22)   or equivalent         x = y   + 40    or    y   =  x   –   40     or    x   =  2 y   –   66      or    y   =  x   –   40      or         x xy   66          Amelia,  x  = RM146       or  Bala,  y   = RM106        RM252    1 mark    1 mark    1 mark       1 mark    1 mark    5   marks       5.       ( a )    False /  Palsu       1 mark    5 marks      ( b )  Premise 1:  If the length of a side of an   equilateral   triangle is 8 cm,                                then the perimeter of the triangle is 24 cm                      Premis  1:     Jika   panjang   sisi suatu segi tiga sama  ialah  8   cm,                            maka perimeter bagi segi tiga itu ialah  24   cm .    2 marks     ( c )   n 2 + 2 n ,  n  = 1, 2, 3, 4, ...          Accept   n 2 + 2 n   for 1 mark     2 marks   6.     ( a )     2 692       x xx       1 mark   4   marks                     x 2   −   9 x   –   10 = 0     1 mark       ( b )    ( x   –   10)( x  + 1) = 0      96     1 mark   1 mark   7.         ( a )       e   +  b   = 96                0 · 55 e   + 2 · 21 b   = 117 · 54   1   mark   1 mark   5   marks      ( b )                            54117 96 21.255.0 11  b e                                           54117 96 155.0 1212 )550)(1()212)(1( 1 b e                e   = 57                  b=  39        1 mark     1 mark   1 mark"
  },
  {
    "page": 3,
    "content": "No     Marking Scheme / Skema markah     Marks    Submarks     Total Marks    8.       ( a )  (  4, 5)      ( b )   4 5 04 05     OQ m      1 ma rk       1 mark    5  marks   cxy      4 5      1 mark      c    )4(4 55      1 mark   104 5      xy     or   4054      xy       1 mark       9       ( a )  {(1, A), (2, A), (3, A), (4, A), (5, A), (6, A),             (1, B), (2, B), (3, B), (4, B), (5, B), (6 , B),            (1, C), (2, C), (3, C), (4, C), (5, C), (6, C)}             Allow 2 mistakes for 1 mark    2   mark s    6 marks          ( b ) (i)  {(4, A), (4, B), (4, C)}                6 1 18 3         1 mark    1 mark                 (ii)   {(2,  B ), (2,  C ), (3,  B ), (3,  C ), (5,  B ), (5,   C )}       1 mark                  3 1 18 6         1 mark    10     ( a )   77 222360 240              or   57 222360 240             or   37 222360 240             or            57 222360 120              or   37 222360 120             or   57 222         or   37 222            1 mark                                                        6 marks               77 222360 240             +  57 222360 240             +  37 222360 240             +              57 222360 120            +  37 222360 120            +  ( 4 × 2 )   +   ( 2×3 )     or equivalent      OR                   77 222360 240            +     ( 57 222      ) + ( 37 222      ) +  (4 × 2) + ( 7) + (7)          1 mark                             21 1393         or        21 1966      or       93.62     1 mark               ( b )   2 57 22         or   2 2360 270             or  (7     7)    or  ( 4      4 )     or   (2     2)                2 57 22        −   ( 7×7 )   +  ( 4×4 )    +  2 2360 270             +    ( 2      2 )               7 140       or    7 281       or  40  ∙14    1 mark       1 mark       1 mark       or  equivalent ."
  },
  {
    "page": 4,
    "content": "No     Marking Scheme / Skema markah     Marks    Submarks     Total Marks    11        ( a )                               2 mark s    6 marks                        ( b )      63 30      u                             12           ( c )        (  t  –   3 )(30) + 2 1   ( 12   –   t  )(30)= 180                                      t  = 6                   1   mark    1 mark       1 mark       1   mark    12.     ( a )                       ( b )   Graph               Axes are drawn in the correct direction,             uniform scale for   − 4     x     4 and  − 36     y     36.                   7 points and 2 points* plotted accurately               Smooth and continuous curv e without straight line(s) and  passes   through                  all the 9 correc t points  − 4     x     4 and  − 36     y      36.                Notes   :  (1)  7 or 8 points plotted correctly, award 1 mark    (2)   Other scale being used, subtract 1 mark                   ( c )    12     y      14             1 · 3     x      1 · 5            Note: Do not accept the values of  x   and  y   obtained b y calculation         ( d )  Identify the equation   y  =  − 3 x   + 2 correctly drawn                               − 3 · 05     x     − 3 · 25             3 · 65     x     3 · 85                      x     − 3     2    y     12     − 18       1 mark    1 mark             1 mark       2 marks          1 mark                1 mark    1 mark          2 marks    1 mark    1 mark                                              12 marks      12    Time /  Masa                           ( Second/  Saat  )    30    u    t   3    Speed (ms - 1 )"
  },
  {
    "page": 5,
    "content": "No     Marking Scheme / Skema markah     Marks    Submarks     Total Marks    13        ( a )    (i)       (  4 , −   9   )              (ii)   (  3, − 1    )    2 marks    2 marks       12 marks            ( b )      (i)   ( a )   V   is  R otation 90 ̊clockwise   about  the  centre ( 2, −2 )                               V   ialah p utaran  90 ̊   ikut arah jam pada pusat  ( 2, −2 )                        ( b )   W   ia an enlargement with a scale factor 2 and centre  L   ( 2 ,   1 ).                    W   ialah pembesaran ,  fak tor skala  2   pada    pusat L   (2, 1)       2 marks             3 marks                  ( ii )  Area of image = 2 2        area of object                      Area of shaded region = area of imag e     area of object                =                                 8 4 = 2 2        area of object     area of object               area of object =  3 84                                      = 2 8                2 mark s       1 mark          14           ( a )              Column I    1 mark       Column I I    1 mark       Column II    1 mark       Column II    1 mark                 12 marks              Column I     Column II     Column III     Column IV    Mass ( kg)     Jisim  (kg)    Upper boundry   Sempadan atas    Frequency   Kekerapan     Cummulative   Frequency       Kekerapan longgokan   0  –   0·9     0·95     0     0    1·0 –   1·9     1·95     4     4    2·0  –   2·9     2·95     10     14    3·0 –   3·9     3·95     26     40    4·0 –   4·9     4·95     24     64    5·0  –   5·9     5·95     17     81    6·0  –   6·9     6·95     12     93    7·0  –   7·9     7·95     7     100                 ( b )  100 )7(457)12(456)17(455)24(454)26(453)10(452)4(451                                                  4 · 49 or equivalent          2 marks       1 mark           ( c )  Ax es are drawn in the correct direction, uniform scale for                0 ≤ vertical axis ≤ 100 and 0 · 95 ≤ horizontal axis ≤ 7 · 95                 All points plotted  accurately.                 Smooth and continuous curve.    1 mark       2 marks       1 mark        ( d ) 100  –   66 =  34          1  mark"
  },
  {
    "page": 6,
    "content": "No     Marking Scheme / Skema markah     Marks    Submarks     Total Marks       15        ( a )                                                                                                                                                                                                                      12 marks    Correct shape rectangles  QKLM ,  KJGL   and  JIHG.     1 mark    K  –   L  is join ed by a dashed line .     1 mark    QI       IH      QK = KJ     JI     1 mark    Measurements accurate up to     0 · 2 cm (one way) and all right angles  =     90 o      1 o       2 marks    15       ( b )(i)                                                                                                                  Correct shape pentagon  ABHGN.     1 mark    BH      AB     AN     GH     1 mark   Measurements accurate up to     0 · 2 cm (one way) and all right angles  =      1 mark    H   5 cm   A     B   8 cm   4 cm    N    1 cm   G   4 cm   M     G    Q     J   8   cm   4 cm    I    1 cm   F     H    E"
  },
  {
    "page": 7,
    "content": "No     Marking Scheme / Skema markah     Marks    Submarks     Total Marks    90 o      1 o             15      ( b )(ii)                                                                                                                                               Correct shape rectangles  NIPN and   BCPN.      1 mark    N  –   P  is joined by a dashed line .     1 mark    BH = BC      BN  =  NH     1 mark   Measurements accurate up to     0 · 2 cm (one way) and all                       right  angles  =   9 0 o      1 o      1   mark   16     (a)       120    W/  B   Note : Award 1 mark for 120    or        W /  B    is seen       (b)     (45   S, 60    W /  B   )   Award 2 marks for (     S, 60    W /  B   )   Award 1 mark for (     N, 60    W /  B   )       (c)       (180  –   45    –    45  )     60      or     2 (90    –   45  )     60     or       equivalent       5400 nautical miles   (d)       120       60     cos 45           (45    + 45  )     60   18 60) × (90 + 45) cos  60 (120                  582 · 84   2 marks       3 marks       1 mark   1 mark     1 mark     1 mark     2 marks       1 mark      B   C       H    I   4 cm    5   cm    P   N    8 cm"
  },
  {
    "page": 8,
    "content": "- 4             - 3             - 2               - 1         0                 1            2                   3              4    y       - 40    - 30    - 20    - 10    10    20    30    40    x   X    X   Graph for Question 12    Graf untuk Soalan   12"
  },
  {
    "page": 9,
    "content": "Graph for Question  14    Graf untuk Soalan   14    8 0    7 0    6 0    5 0    4 0    X    X    X    X    3 0    2 0    X    1 0    10 0    9 0    X    O   X    0·95     1·9 5     2·95     3·9 5     4·95     5·9 5     6·95     7·95    X"
  }
]