Skema Pemarkahan K1 Dan K2 Pmr Selaras Sbp 2009

SULIT

BAHAGIAN PENGURUSAN SEKOLAH BERASRAMA PENUH DAN SEKOLAH KLUSTER KEMENTERIAN PELAJARAN MALAYSIA PEPERIKSAAN PERCUBAAN PMR 2009

MARKING SCHEME

MATHEMATICS PAPER 1 & PAPER 2

NOTE This marking scheme serves as a guide only. Other method which are equivalent and suitable may also be adapted and used in the awarding of marks. THANK YOU

This marking scheme consists of 5 printed pages

1

SULIT PEPERIKSAAN PERCUBAAN PMR SELARAS SBP 2009 SKEMA JAWAPAN MATEMATIK KERTAS 1 Q

Answer

Q

Answer

1.

D

21.

C

2.

C

22.

C

3.

C

23.

C

4.

C

24.

D

5.

A

25.

D

6.

A

26.

C

7.

B

27.

C

8.

A

28.

B

9.

B

29.

A

10 .

C

11 .

B

12 .

B

13 .

A

14 .

C

15 .

A

16 .

D

17 .

B

18 .

A

19

B

30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 2

A C D C B C D A B C

SULIT

20 .

40.

B

D

SKEMA JAWAPAN MATEMATIK KERTAS 2 Marking Scheme 1 2 3

4

5

6

7

Sub mark K1 N1

(–12) –4

Full mark 2

7 7.48

K1 N1

5 4 (b) (-0.8)2 0.64

N1

1 k k @ 4w – 2 2 (b) 6x2 + 4x – 9x – 6 @ -3x2 + 3x 3x2 – 2x - 6

P1 K1 N1

3

(a) 5gh(1 – 5gh ) ( b) p(1+ q) – 2(1+q) (p-2)(1+q)

P1 K1 N1

3

3h 2 h 2 + 2 3h 2 − h 2 − 2 @ − 2h 2h 2h 2 2h − 2 2h 2 h −1 h

K1

7 or equivalent 2 (b) 3a – a = –5 – 9 or 2a = –14 a=–7

N1 K1

(a)

K1 N1

(a) 4w -

2

3

K1 N1

(a) e =

N1

3

3

3

SULIT 8

2ab – b = c or b(2a – 1) = c c b= 2a − 1

K1 N1

4

2

SULIT 9

(a)

(a)

(c) 10

Construct angle 1200 Line AD Angle 450 Line DC 9.5 cm ± 0.1cm

K1 K1 K1 K1 N1

(a) NOL or N to L or straight line NL

5

P2 Note: Draw only P1

(b) Draw semi circle, centre K, radius 4 cm. (c) draw angle bisector of ∠P K

P

Q

K1 K1

⊗ N

S

(d)

O

L

⊗ M

R

Mark intersections of two loci

N1

11

Image drawn correctly

12

Note : Award P1 a. image drawn using dotted line b. sketch (a) ( –2 , –1 ) 1 (b) 2

5

P2

5

2 P1 2 N1

SULIT 13

P2

2

Image drawn correctly Note: 1. Dotted line P1 2. One or two side wrongly drawn P1 3. More than 2 side wrongly drawn P0 14

1 2

5 × ( 5 × 4) 0

5 ×

15

16

1 4

1 2

−

1 2

or equivalent

P1 P1

or equivalent

1 2

N1

3x × 3x – 3 = 33

P1

x + x – 3 = 3 @ 2x = 6

P1

x=3

N1

P > -1

P1

P≤6

P1

– 1

6

@ 6

3

3

SULIT N1 3 –1 0 1 2 3

4 5

6

7

SULIT 17

i. Correct scale ii. All points plotted correctly iii. Points joined using a ruler

K1 K2 K1

Note 1 : i. wrong scale – 0 mark ii. more then 2 points wrongly plotted – 0 mark iii. 1 or 2 points plotted wrongly – 1 mark iv. points joined without ruler / dotted line – 1 mark 18

( a) 17 (by using Pythagoras’ Theorem or Pythagorean Triple)

4

K1 N1

15 Seen ------ P1

19

20

3

8 17

N1

(a) ∠D = 105 o

N1

(b) A = 72 C = 40

N1 N1

Correct scale All points correctly plotted Smooth graph

K1 K2 N1

( b) Tan y =

y

x

0

1 or 2 incorrect plotted

3

P1

4

8