LPKPM SPM 2011 ADDITIONAL MATHEMATICS PAPER 1, 2

SULIT NO. KAD PENGENALAN ANGKA GILIRAN

LEMBAGA PEPERIKSAAN KEMENTERIAN PELAJARAN MALAYSIA .*lGGyst*:

SIJIL PELAJARAN MALAYSIA 2OII

3472n

ADDITIONAL MATHEMATICS Kertas

1

Nov./Dis. 2 jam

Dua jam

JANGAN BUKA KERTAS SOALAN

1. Tulis nombor kad pengenalan dan angka giliran anda pada petak yang disediakan.

2. Kertas

soalan

4.

5.

Untuk Kegunaan Pemeriksa

Kod Pemeriksa: Soalan

ini

adal ah

1

Markah Penuh '')

)

2

4

Soalan dalam bahasa Inggeris

4

3

mendahului soalan yang sepadan dalam bahasa Melayu.

5

a J

6

J

7

4

8

J

9

J

10

1 J

ll

a J

t2

4

13

1 J

t4

4

15

J

t6 t7

a J a

18

4

t9

-')

20

J

2t

3

Calon dibenarkan menj awab keseluruhan atau sebahagian soalan sama ada dalam bahasa Inggeris atau bahasa Melayu.

Calon dikehendaki membaca maklurnat di halaman belakang kertas soalan ini.

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a

1

1

J a

a J

23 24

4

25

a

Jumlah

Markah Diperoleh

J

3

dalam dwibahasa. 3.

INI SEHINGGA DIBERITAHU

1

J

J 80

Kertas soalan ini mengandungi 26 halaman bercetak dan 2 halaman tidak bercetak. [Lihat halaman sebelah

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BLANK PAGE HALAMAN KOSONG

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The following formulae may be helpful in answering the questions. The symbols given are the ones commonly used. Rumus-rLtmus berikut boleh membantu anda meniawab soalan. Simbol-simbol yang diberi adalah yang biasa digunakan.

ALGEBRA

B

2a

4

xa n am..

a

+a amnm-n

a

mn

(n

n

: los ea m * los. ea n

b

log.^ a

T:a*

m+n

(a*)n = affift

los ea

log,

log,b:

-

t)d

10

s,: ;12'+(n -ial

11

Tn : ar'-

1

-i - o(t- ," \ 12 ,s: o(r" r-l l- r n

m

:los m-los. los eQneAeA IoEa mn :

I

r +1

n 13

:-

,s_

n logo m

a

l-r

)

l,l

<

1

CALCULUS KALKULUS

dy_

y:uv 'dx

dv+ v_ du dr dx

4

Area under a curve Luas di bawah lengkung

: 1r: )r-:

udv vdx

dv dv "d/dudx -

1-

du dr

"

v

v

dv

[y J'

a,

or (atau)

oo

dx

: I*0,

2

5

du

b

Volume of revolution Isi padu kisaran b

:

l2 lfiv dx or (atau) J' a b

l2TtX dy

I

J

a

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STATISTICS STATISTIK

F,

r-r=-

-7 _ Zw, t, i it-w:

,A/

') ^-U7 ;-Z,n L

tt

trn'-"\Zr

m:L.l)r -')c l.f*) 6

n!

9

ltn

10

p(,quB)

(r-r)trt

I('-,)' I,16-r)'

n! p ,r - 6:nt

-

p(.q)+

r(a)- p(A.,8)

t2

,): 'C, p' qn-' , p * q: MeanlMin,p: np

t3

o

t4

Z_ x -,p,

11

P(x -

-

I

J;Pq

J : Qt x 1oo eo

GEOMETRY GEOMETRI Distance I Jarak

: xi+

Midpoint I Tttik tengah (x1

(x.y):[;

*2

l-x2 )r+.yz)

yi

*y2

'';)

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A point dividing a segment of a line Titik yang membahagi suatu tembereng garis (

,*, * t7tx2 nyt + myz\ (x.,y):l-;.f ,-;;)

4

Area of triangle I Luas segi tiga

: 347211

7,,

;l (*ry, * xzlz * \yt) - Grlt * xttz + rr y: ) @

2on Hak Cipta

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5

TRIGONOMETRY TRIGONOMETRI

1

Arclength,,s:rO

8

Panjang lengkok, s :-/0

sin(,,atB) sin (,a

2

Areaofsectot'A:)r' Luas sektor,

3

srnz

A

g

t: )i'e

5

t B) -

sin AcosB sin ,4 kos

t

B+

cos,4sinB kos .4 sin

.B

cos(.atB)

-coS AcosB+srnAsinB kos (,a rB) - kos I kos B + sin Asin B

tan A ! tan B 10 tan(At B) _ lTtanAtanB

* cos2 A: 1

stn2A+kos2A:! 4

-

sec2A:1*tan2A sek2A:1 + tan2A

11

cosec2A:1+ kosek2l :1+

t-r

tan 2A

cot2A

kot2A

tL

-

Ztan

A-

l-tan2A

abc sin

A

sin

B

sin C

-

6

t

srn2A:2 sin A cos A stn2A: 2 sin Akos A cos2A

kos2A

347211 a

13

a2 : 6z * a2 6z +

14

Area of triangle I Luas segi tiga

:

cz

c2

2bc cos A 2bckosA

:l:],1;:'^ :'ousinC

:lxt:;'^

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6

Answer all questions. Jawab semua soalan.

1 It is given that the relation between set X = {0, 1,4,9,L6} set Y = {0, 1,,2,,3,

Diberi bahawa hubungan antara set X = {0,1,4,9,16} set Y = { 0,

(a)

I, 2, 3, 4, 5, 6} ialah 'kuasa dua bagi'

dan

.

Find the image of 9.

Cari imej bagi

(b)

and

4,5, 6} is 'square of'.

9.

Express the relation in the form of ordered pairs.

Ungkapkan hubungan itu dalam bentuk pasangan tertib. 13 marks) 13

markahl

Answer / Jawapan: (a)

(b)

I

[E 2

It is given that the functions S(x) = 4x -J andh(x) =2x. Find the valu e of

gh(Z).

Diberi bahawa fungsi S(x) = 4x - J dan h(x) Cari nilai gh(2).

12

marksl

- 2v. l2 markahl

Answer / Jawapan:

2

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O

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For Erumirter's

3

The inverse func tton

h-l

is defined

Fungsi songsang h -r dimkriftan

by *r : r -) -2-, 3-x p

h-r : x - -2-, 3-x

x

Use

x

* 3.

*3.

Find

Cari

(a)

h(x),,

(b)

the value of x such that" h(x)

nilai x dengan keadaan

- -5. h(x) - -5. 14 marks) 14

Answer / Jawctpan:

markah)

(a)

(b)

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SULIT l:."ttttrtitrt,r'.s I ite

1

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The quaclratic eqLlationtnxz + (1 + 2nt).r+

Find the value of

nt- I = 0 has two equal roots.

nr.

13

marksl

Persamcton ktnclretik nt.\2 + (1 + Zm)x + tn - 1 = 0 memputtvai dua punca santa.

Cari nilui nt.

13

murkaltl

Answer / .luvrnpuu'.

1

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SULIT 5 Diagram

9

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For E-rurttirtt,t

5 shows the graph of the quadratic funcrion .f(x) ft is a constant.

* (x + 3)2

Rajah 5 menunjukkan graf .fungsi kuadratikf(x) = (x + 12 + 2k k ialah pemalar.

+ 2k

U,sc

- 6, where

- 6, dengan

keadaan

+)2+2k-6

Diagram 5 Rctjah 5 (a)

State the equation of the axis of symmetry of the curve.

Nltatakan persat?taan paksi simetri bagi lengkung ittt. (b)

Given that the minimum value of the function is

,1,

find the value of

Diberi nilai minimum bagi fungsi itu ialah 4, cari nilai

k.

k.

marksl markalt)

13 13

Answer / Jawapan: (a)

(b)

G O 5

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10

Find the range of values of x for 3x2 -5x Cari

julat nilai x bagi

3x2

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- 16 < x(Z.r + l).

- 5x -16 < x(2x +l).

13 13

marksl

markahl

Answer / Jawapan:

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For E,rantine r's Use

Solve the equation: Selesaikan persamaan:

23'

-g * 23x-1 14 marksl 14 markahl

Answer / Jawapan:

7

8

[E

3

Given thatlogrx

-

hand 1og" y = k,,express

log2l- in terms of h and k. v 13

marksf

,3

Diberi logz x = h danlogr! = k, ungkapkan logr: dalam sebutan h dan k. v

[3 markah] Answer / Jawapan:

G O 8

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I'..tttntinar's I l.sc

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It is given that r, 5, 8, ... ,41,..., is an arithmetic progression. Diberi x, 5, B, ... , 41, ..., ialah satu janjang aritntetik.

(a) State the value of x. Nyatukan nilai x.

(b)

Write the three consecutive terms after 41. Tulis tiga sebutan berturutan selepas 41. ntorksl markahl 13 13

Answer /

Jctw,apart..

(a)

(lt)

G 9

10

The second term of an arithmetic progression is -3 and the sixth term is 13.

progression. [3 ntarks) kedua suatu janjang aritmetik ialah -3 dan sebutan keenam

Find the first term and the common difference of the

Sebutan iakth 13.

Cari sebutan pertama dan bez.a sepunya bagi janjang

itu.

13

markah)

Answer / Jawapan:

l0

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Itisgiventhat x2,x4,16,18,... isageometr"ic progression sllch that0
l.

sum

i, l J

Diberi bohctwct -t2, J4, .16, 18, 0
[t.'tittttittt,t"t iiii'

ialah

satLt

janjung geoiltett'i clertgtttt kettdutrrt

Hasil tambah hingga ketakterhinggctctn junjcLug ini iuluh

I

1.

Find

Cari

(rt)

the common ratio of this progression in ternts of

r.

nisbah sepunva janjang ini dalarn sebutan .r,

(b)

the value of x.

nilai x. 13 rtturk.sl 13

Answer / Jawcrpan:

nutrkuhl

(a)

(b)

[E .l 3472/l

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F-or E-ramine r's

t4

SULIT

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U.se

12

The variables x and y are related by the equation 3y = (p

t2

- l)x + -,x

where p is a

constant. Diagram 12 shows the straight line QR obtained by plotting xy against 12.

Pembolehubah x dan y dilrubungkan oleh persamaan 3y = (p

t2

- l)x * ;.

dengan

keadaan p ialah pemalar. Rajah 12 menunjukkan garis lurus QR yang diperoleh dengan memplot xy melaw,an x2.

R(0, 6/)

Dragram 12 Rajah 12

(a)

Express the equation 3y - (p

t2

- 1).t + ; i, its linear form, which is used to obtain

the straight line graph shown in Diagram 12. Ungkupkan persantaan 3y

9 -(p - 1 )* * x

dalant berttuk linear, yang digunakan

untuk memperoleh graf garis lurus seperti dituniukkan dalaru Rajah 12.

(b) Given

that the gradient of QR is -2, find the value of p and of t. Diberi kecerunan QR ialah -2, cari nilai p dan nilai t.

14 marks) 14

markah)

Answer / Jaw,apan: (a)

t2

(b)

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For E-rumine r's Use

13

A straight line

Garis lurus

;. i-

1 cuts the x-axis at P and y-axis at Q.

* L - | memotong paksi-x di P dan paksi-y di Q. !26

Find

Cari

(a)

the gradient of the straight line, kecerunan garis lurus itu,

(b)

the equation of the perpendicular bisector

of

the straight line.

persamaan pembahagi dua sctma garis lurus itu.

[3 marks] 13 markahl Answer / Jawapan: (a)

(b)

G O 13

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For Lxuntirtt:r'.r {.isl

l6

SULIT

t4

347

2t1

Solve the equation sin 2e = cos0 {br 0o<0 <360o. Selesaikon persumaan sin 20 = kos 0 untuk 0o<0 <360'. 14 murksl

[4 murkahl

Answer / Jawapan:

t4

[E 15 It is given that tan A - 1

ancl tan B

424

a

reflex

= 1, *nere

zt is an acute erngle ancl IJ

is

an-qle.

Diberi bahcrw'crtanA= B ictlah sudwt

1 ,lo,l tan B= L,den.qart keaductnAicrlah,suclut 24 4 ^4

tirtts dtut

re.fleks.

Find

Cari

(a)

cot A,

kot A,

(b) sin (A + B). 13 rnark.sl 13 nrurkultl

Answer / Jawapan: (ct)

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(b)

15

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l7

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l--

o t'

E.rttntirtt'r

16

Diagram l6 shows

a

Usc

parallelogram ODEF drawn on a Cartesian plane.

Ra.jah 16 tnenunjukkcLn sebuah segi empat satah Cartesan.

selari ODEF dilttkis poda

suatw

v

Diagram 16 Rajah 16

It is given that OD:31 +

j

and

2j

dan DE= *5t + 3j.

2

DE:-5i

+ 3j.

Find Dtr. Diberi bahawct OD-3i +

Cari DF. marksl 13 markah) 13

Answer / Jawapan:

G O 16

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For Erctmine r's

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18

3472/t

IJ.y e

t7

It is given that vector r =

vecror r = [- l) "ro [;)

, where h

is

aconsranr.

Diberi bahawa vektnr , :( 8) dan vektor t=(X), dengan keadaan

\-2)

h ialah pemalar.

(a)

Express the vect or r

t

s,

in terms of h.

Ungkapkan vektor /"* s , dalam sebutan h.

(b)

Given tnat lf

*ql = l3 unirs, find the posirive

Diberi lf +{ =

13

valu e of h.

unit, cari nilai posirif h. marksl markah] [3 13

Answer / Jawapan: (a)

(b)

t7

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19

For E-ramine r's

18

Diagram 18 shows a sector POQ of a circle with centre O.

IJ

se

Rajah 18 menunjukkan sektor POQ bagi sebuah bulatan berpusat O.

o

R

O

Diagram 18 Rajah 18

It is given that OR - 8 cm and OP = 10 cm, Diberi bahawa OR - 8 cm dan OP = 10 cm, (Use I Guna

n:3'142)

Find

Cari

(a)

of 0, in radian, nilai 0,dalamradian,

(b)

the perimeter, in cm,

the value

of the shaded

region.

perimeter, dalam cm, kawasan berlorek. marksl markahl 14 14

Answer / Jawapan: (a)

(b)

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[,1

inc r's sc

Ls

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20

SULIT

It-ot' F).tu nt

Given

,,- j:

Diberi ), -

q-s(x),findthevalueof and

l

{2s(x)dx.

dv 5.r ]. , ,to,, #:g(x), c'ari nilai Jzgl'';a' ' 13 marks) 13 morkaltl

Answer / Jcuvapan:

l9

[E 20

It is given that .t': l0

t2

- r

.

from 4t'o 4 + p' Find the small change in r. in terms of p,when the value of v changes 13 mctrksl

Dibe

ri hahcrwa

-l' = 1 0

-+

.

Cari pel.,tbctlcm kecil clalam 4 kepaclct 1 + p.

r.

dalant sebutan p, apabila nilai v berubah daripatla 13 markah\

Answer / JctwaPan:

20

[tr

O

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frrtr E"rurnine r's L'.sc

2t

LI

Fincl i(.t * l)dr, in terms of a . J'

13

mctrksl

+^

Cctri

it,

* 1)dr. tltilant

s'ebutatt a.

13 ma

rkuhl

4

Answer / Jov,ulttut'.

2t

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For Examine r's Use

))

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A group of 6 students has a total mass of 240 kg. The sum of the squares of their mass is 9 654 kg. Sekumpulan 6 orctng murjd mempunyai jumlah jisim-jisim mereka ialah 9 65+ Ug.

duct

jisim 240 kg. Hasil tambah

kuasa

Find

Cari

(a)

the mean mass of the 6 students, min

(b)

jisim

6 orang murid itu,

the standard deviation. sisihan piawai. marks) 13 markahl 13

Answer / Jawapan: (a)

(b)

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SULIT 23

23

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For Examiner's

Diagram 23 shows seven letter cards.

Use

Rajah 23 menunjukkan tujuh keping kad huruf.

trtrtrtrMtrtr Diagram 23 Rajah 23

A five-letter code is to be formed using five of these cards. Suatu kod lima huruf hendak dibentuk dengan menggunakan lima daripada kad-kad itu. Find

Cari

(a)

the number of different five-letter codes that can be formed,

bilangan kod lima huruf yang berlainan yang dapat dibentuk,

(b)

the number of different five-letter codes which begin with a vowel and end with a consonant.

bilangan kod lima huruf yang berlainan yang bermula dengan huruf vokal dan berakhir dengan huruf konsonan. 14 marksl 14 markah) Answer / Jawapan: (a)

(b)

G O 23

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24

Examiner's Use

24

A sample

of an experiment is given by are defined as follows: space

S

=

{

1

,2,,3, ... ,,20}. Events M and N

Satu ruan7 sampel bagi suatu eksperimen diberi oleh S = { 1, 2, Peristiwa-peristiwa M dan N ditakrifkan seperti berikut:

M: N :

3,

, 20}.

{3, 6,9,12, 15, 18} {1,3, 5, 15}

Find Cari

(a) (b)

P(W,,

P(M and M;. P(M dan N). marks) 13 markahl 13

Answer / Jawapan: (a)

(b)

24

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For Examiner's

25

Use

Diagram 25 shows the graph of a binomial distribution of X. Rajah 25 menunjukkan graf suatu taburan binomial bagi X.

P(X

:

x)

12

27

I Dtagram25 Rajah 25 Find

Cari (a)

P(X >

(b)

the valu e of m.

nilai

1),

m.

marksl 13 markahl 13

Answer / Jawapan: (a)

(b)

END OF QUESTION PAPER KERTAS SOALAN TAMAT 34721L o

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INFORMATION FOR CANDIDATES MAKLUMAT UNTUK CALON

1.

This question paper consists of 25 questions. Kertas soalan ini mengandungi 25 soalan.

2.

Answer all questions. Jawab semua soalan.

3.

Write your answers in the spaces provided in the question paper. Tulis jawapan anda dalam ruang yang disediakan dalam kertas soalan.

4.

Show your working.

It may help you to get marks.

Tunjukkan langkah-langkah penting dalam kerja mengira anda.

Ini

boleh

membantu anda untuk mendapatkan markah.

5. If you wish to change

your answer, cross out the answer that you have done. Then write down the new answer. Sekiranya anda hendak menukar jawapan, batalkan jawapan yang telah dibuat. Kemudian tulis jawapan yang baru.

6.

The diagrams in the questions provided are not drawn to scale unless stated. Rajah yang mengiringi soalan tidak dilukis mengikut skala kecuali dinyatakan.

l.

The marks allocated for each question are shown in brackets. Markah ))ang diperuntukkan bagi setiap soalan ditunjukkan dalam kurungan.

8. A list of formulae is provided

on pages 3 to 5. Satu senarai rumus disediakan di halaman 3 hingga

5.

9. A booklet of four-figure Sebuah buku

sfir

mathematical tables is provided. matematik empat angka disediakan.

10. You may use a scientific calculator. Anda dibenarkan menggunakan kalkulator saintffik. 1

1.

Hand in this question paper to the invigilator at the end of the examination. Serahkan kertas soalan ini kepada pengawas peperiksaan di akhir peperiksaan.

347211 o 201I Hak cipta Keraiaan

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LEMBAGA PEPERIKSAAN KEMENTERIAN PELAJARAN MALAYSIA tutafaysto

SIJIL PELAJARAN MALAYSIA 2OII

3472t2

ADDITIONAL MATHEMATICS Kertas

2

Nov./Dis.

z!2"iam

Dua jarn tiga puluh minit

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

l.

Kertas soalan ini adalah dalam dwibahasa.

2.

Soalan dalam bahasa Inggeris mendahului soalan yang sepadctn dalam bahasa Melayw.

3.

Calon dikehendaki membaca maklumat di halaman belakang kertas soalan ini.

4.

Calon dikehendaki menceraikan halaman 23 dan ikat sebagai muka hadapan bersama-sama dengan buku jawapan.

Kertas soalan ini mengandungi 23 halaman bercetak dan t halaman tidak bercetak. [Lihat halaman sebelah SULIT 347212 o 20ll Hak cipta Kerajaan Malaysia

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iltiltillilllilllil

llllll

)

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3472t2

BLANK PAGE HALAMAIY KOSONG

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3

3472t2

The following formulae may be helpful in answering the questions. The symbols given are the ones commonly used.

Rumus-rumus berikut boleh membantu anda meniawab soalan. Simbol-simbol yang diberi adalah yang biasa digunakan.

ALGEBRA + x- -b

2a

xa n am..

a

m+n

9T

a* *a" - a*-' (a*)'

n

b

log.^ a

:a*(n-l)d

10 s, : ;12, + (, -i al

-- amn

loga mn

:

loga m -t log, n

m

loqea

log,

loq eq b:

loq ea

n

: Ioq eQ mtt

m -los. ea n

n log. aa m

11

Tn

- arn-1

t2

,s

-'U"-i-,,l-'"1 r-l l-r

13

S*=

a

l-, 'l'l

, f *l


CALCULUS

KALKULUS

dy_

y:uv 'dx

dv+ v_ du dx

dx

Area under a curve Luas di bawah lengkung

: ')

L))

rr :

U

v

dv rdxdudx a--:-v-

du dx

dy dx

dy

v

b

dv

[,

dx

b

*

or (atau)

: [*0,

2

Volume ofrevolution

du

Isi

padu kisaran b

: I*'dx

or (atau)

b

l*2 a

J' 347212 o 2011 Hak cipta Kerajaan

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3472t2

STATISTICS

STATISTIK

\a

)x

1-_L/ lvt

i_

1/

Lw,r, Zw, nl

Zn

i-

(n

Zr

-,)r nl

(, - ,)t, 10

i.f*)

6

I:Q

*

r(aw B) : p(a)+ r(r) - P(A.,8)

t2

q'-', MeanlMin,V:fip

13

o

t4

Z_ x -yt

11

m:L*[l'-o''1 .

t

P(x - r):nC, p'

-

p*q: I

J;Pq

100

eo

GEOMETRY GEOMETRI Distance I Jarak

: xi+

yj

Midpoint I Titik tengah

(x,y):

(x,+x2yr+)z) [----,'';)

A point dividing a segment of a line Tttik yang membahagi suatu tembereng garis ( ,*r-t ntx2 nlt * \x,y):l m+n , **,ryz\)

4

Area of triangle I Luas segi tiga

: +2t'Gry, * xzlz * xzrr)- (*rrr * xzlz +rry: ) I

347212 o

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2011 Hak cipta Kerajaan Malaysia

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3472t2

TRIGONOMETRY TRIGOlVOMETRI

1

Arclength, s:rO Panjang lengkok, ^s :./e

8

sin(,atB)

-

sinlcos B + coslsinB

sin(,atB) = sinlkos B + koslsinB

2

Areaofsectot,A:IU, Luas sektot',

3 4

t: )it e

1

cos AcosB

kos(,4 XB)

kos y' kos

-

l0 tan(At B) -

sec2A:l+tan2A

l1

*

cos2

tan2A

tan2A-

cosec2A: I + cot2A

kosek2l:l+kot2A 6

co.(,atB) -

A: I sin2l +kos2 A:l sinr.,4

sek2.4 :1*

5

9

12

sin2A:2sinAcosA sin2A: 2 sin Akos A cos

kos

1

14

tan AtanB

l_

tanzA

abc sin

I

sin

B

sin C

2bccosA 2bckosA

Area of triang le I Luas segi tiga

:

2A : kos2l sin2 A :2kos2A I : I 2siiA

tan B

2tanA

13 a2:b2ic2 a2: 6z *c2

2A : cos2 A stn2 A :2cos2A I : I 2 srn2 A

T

At

B + sin Asin B

1

rob

sin C

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tan

+ sinlsinB

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3472/2

Section A Bahagian A 140 marks) 140 markahl

Answer all questions. Jawab semua soalan. Solve the simultaneous equations y

- 2x + I = 0 and4x2 +3y2 -2xy -7.

Give the answers correct to three decimal Selesaikan persamaan serentak y

- 2x+

Beri jawapan betwl kepada tiga tempat

places.

1

=

O

15

dan 4x2 + 3y2

perpuluhan.

- 2xy -

7

marksl

.

15

markahl

(a) Simplify: Permudahkan: logr(2x + 1) - 5logo x' + 4log, x [4 marks) 14 markahl

(b)

Hence, solve the equation: S et e

rus ny

a, s e le s aikan

logr(2x+

p e r s amaan: 1)

-

5

logo

x' + 4log, x :3 l2 marksl markahl

12

It is given that ... , 56'7 , ! ,5103 , ... is part of of the first five terms of the progression is 847 .

a

geometric progression and the sum

Diberi bahawa ... ,56J , ! ,5103 , ... ialah sebahagian daripada suatu janjang geometri dan hasil tambah lima sebutan pertama janjang itu ialah 847 .

Find

Cari (a)

the common ratio,

12

nisbah sepunya, (b)

[2 markah)

the first term,

[2 marksl

sebutan pe rtama, (c)

12

the smallest valu e of n such that the n'h term exceeds 10 000.

nilai

n yang

347212 o 20tl

marksl

paling kecil supaya sebutan ke-n melebih,

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SULIT 7 4 The mean of a set of numbers 2, y, 5,2y + 1, 10 and 12 is 7

347212 .

Min bagi suatu set nombor-nombor2,y,5,,2y + 1, 10 dan 12 ialahT.

(a)

Find Cari

(i)

the value of y,

nilai y,

(ii)

the variance. varian. 14 marks) 14

(b)

markahl

Each number in the set is multiplied by 3 and then 2 is added to it.

Setiap nombor dalam set itu didarabkan dengan 3 dan kemudian ditambah dengan 2. For this set of numbers, find

Bagi set nombor-nombor ini, cari

(i)

the mean, min,

(ii)

the standard deviation. sisihan piawai. 14 marksl 14 markah)

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8

3472t2

by scale drawing is not accepted.

Penyelesaian secara lukisan berskala tidak diterima.

Diagram 5 shows a straighthne AB. Rajah 5 menunjukkan suatu garis lurus AB.

A(-3, 4)

Diagram 5 Rajah 5

(a) (b)

AOB. Hituttg luos segi tiga AOB. Calculate the area of triangle

Point C divides the straight line AB internally in the ratio AC : CB Find the coordinates of C.

12

marksl

[2 murkuhl

- 3 :2. marksl 3 '.2. 12

Titik C membahctgi dalam garis lurus AB dengan nisbah AC : CB Cari koordinat C. l2 markcthl

(c) Point P moves such that its distance from A is always twice its distance from B. Find the equation of the locus of

P.

13 marks)

Titik P bergerak dengctn keadctan jaraknva dari A adaLah sentiasa dua kali jaraknya dari B. Cari persamaan lokus bagi P.

13

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6 (a) Sketch the graph of !: "7 -3 rin]x

for

3472t2 0
<2n.

14

Lakargrqf bagi!=-3rin] x untwkg
14

2

(b)

marksl

markaltl

Hence, using the same axes, sketch a suitable graph to find the number of solutions

for the equation L+Z rin lx

x2

- 0 for 0 I x i-2n

.

State the number of solutions.

13

marksl

Seteru,snva. dengan menggttnakan paksi ))ang samo,lakar satu gra.f'vctng sesucti

fi.3

untuk menc:ari bilangan penyelesaian bagi persamaan -+J sln-.r-0 x2 ttntuk0
v

atakan bi I an g an p eny el e s ai an itu.

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3472t2

Section B Bahagian B [40 marks] markahl

140

Answer any four questions from this section. Jawab mana-mana empat soalan daripada bahagian ini.

7

Use the graph paper to answer this question. Gunakan kertas graf untuk menjawab soalan ini.

Table 7 shows the values of two variables, x and y, obtained from an experiment. Variablesx and )) arcrelated by the equation

L

v

- px+1,

where

n

and p areconstants.

Jadual 7 menuniukkan nilai-nilai bagi dua pembolehubah, x dan y,, yang diperoleh daripada satu eksperimen. Pembolehubah x dan y dihubungkan oleh persamaan n

v

- px +7, dengan

keadaan n dan p ialah pemalar.

x

0.1

0.2

0.3

0.4

0.5

0.6

v

0.303

0 .364

0.465

0.588

0.909

r.818

Table 7 Jadual 7

(a)

Based on Table 7, construct a table for the values

Berdasarkan Jadual

3472/2 o

T

,

of

I

-v .

bina satu jadual bagi nilai-nilai

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t

1

-. v

t

I mark)

I markahl

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3472t2

11

(.b) Plot

1

-vv against r, using a scale of 2 cm to 0.1 unit on the x-axis andZ cm to 0.5 unit

on the

-v -axis.

Hence, draw the line of best

fit.

13 marks)

1

Plot v

melawan x, dengan menggunakan skala 2cm kepada 0.1 unit pada

paksi-x dan 2 cm kepada 0.5 unit pada paksi-

L

.

v Seterusnya, lukis garis lurus penyuaian terbaik. (c)

13

markahl

Use the graph in 7 (b) to find the value of Guna graf di 7 (b) untuk mencari nilai

(i) ywhenx=0.38, y apabila x = 0.38,

(ii) (iii)

n,

p.

[6 marksl 16

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sul,rT 8

t2

Diagram 8 shows part of the curve

1,

3472t2

=

The straight line PQ is parallel to the x-axis.

f(x) which

Rajah 8 menunjukkan sebahagian daripada lengkung y Garis lurus PQ adalah selari dengan paksi-x.

passes through O(1,3).

= J@)

)'ang melalui Q(\,3).

t,= /(x)

Diagram 8 Rajah 8 The curve has a gradient function of 2x.

Lengkung itu tnempun

y-ai

.fungsi kece runan 2x.

Find

Lart

(a) (b)

(c)

curve, persam(tctn lengkung itr,t,

13 nrurk.sl

the equation of the

13

region, luas rantau berlorek,

11 nrcrrksl

the area of the shaded

the volume of revolution, in terms

360" about the y-axis.

[4 morkahl

of

isi padu kisarctn, dalam ,sebutann,

360" Ttada paksi-1,.

347212

,o

20ll

ntarkuhl

n , when the shaded region is rotated through 13

marksl

apabila rantau berlorek diputarkan ntelului 13 ruarkuhl

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In Diagram 9, AOBCis a semicircle with centre O andradius 4 cm. APDis a sector of a circle with centre P and radius 6 cm.

Dalam Ra.iah 9, AOBC ialah sebuah semi bulatan berpusat O dengan 4 cm. APD ialah sektor sebuah bulatan berpusat P dengan jejari 6 cm.

jejari

o Diagram 9 Rajah 9

It is given that OC is perpendicular to AOB. Diberi bahaw,ct OC berserenjang dengan AOB. [Use I Guno

n:3'142)

Calculate H itun g

(a)

the value

of 0, in radians,

[2 marks]

nilai0,dalamradian, (b)

[2 markah]

the perimeter, in cm, of the shaded region,

14

perimeter, dalam cm, rantaw berlorek, (

r')

14

the area, in cm2, of the shaded region.

347212

20ll

Hak Cipta Kerajaan Malaysia

markah)

14 marks)

lua,s. clalam cm2. rantau berlorek.

(o

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[4 markah)

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L4

3472t2

Dragram 10 shows a parallelogram ABCD. Point P lies on the straight line AB and point Qlieson the straight line DC. The straight line AQ is extended to the point R such that AQ = 2QR. Rajah l0 menunjukkan segi empat selari ABCD. Titik P terletak pada garis lurus AB dan titik Q terletak pada garis lurus DC. Garis lurus AQ dipiniangkan ke titik R dengan keadaan AQ -- 2QR.

Diagram 10 Rajah l0

-3 : l, DQ: QC =3 : l, AP -6u and AD -v. Diberi bahawa AP : PB -3 : l, DQ: QC = 3 : 1, AP -6u dan AD -v. It is given that AP : PB

(a)

of z and v , Ungkapkan, dalam sebutan u dan

Express, in terms

(i)

AQ,

(ii)

Pe

v

,

,

Hence, show that the points P, C and R are collinear. Seterusnya, tunjukkan titik P, C dan R adalah segaris.

[6 marks) 16

markahl

(b) It is given that u -3t_ and y -2i+5L. Diberi bahawa u -3t_ dan v -2i+5i.

(i)

Express

rc

Ungkapkan

rc

t

and I

dahm sebutan

i

dan

/.

Find the unit vector in the direction of PC.

Cari vektor unit dalam arah

rc. 14 marksl

14 markahl

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(ii)

in terms of

SULIT

11 (a)

15

3472t2

It is found that 80% of university graduates in a state are employed. If 10 university graduates from the state are selected at random, find the probability that

Didapati bahawa 80% daripada graduan universiti di sebuah negeri mendapat pekerjaan.

Jika l0 orang graduan universiti dari negeri itu dipilih secara rawak, cari kebarangkalian bahawa

(i)

exactly 9 of them are employed, tepat 9 orang mendapat pekeriaan,

(ii)

at most 2 of them are unemployed.

selebih-lebihnya 2 orang tidak mendapat pekerjaan. marksl [4 markah] 14

(b)

In a cross country event participated by 500 students, the time taken for the run follows a normal distribution with a mean of 20 minutes and a standard deviation of 10 minutes. Participants will not be given any point if they take more than 32 minutes to complete the run. Dalam satu acara merentas desa yang disertai oleh 500 orang pelajar,, masa yang diambil untuk larian adalah mengikut taburan normal dengan min 20 minit dan sisihan piawai l0 minit. Pesertct tidctk ctkan diberi sebarang mata jika mereka mengambil masa lebih daripada 32 minit untuk menghabiskan larian itu.

(i) If a participant is chosen at random,

find the probability that the participant

does not get any point.

Jika seorang peserta dipilih secara rawak, cari kebarangkalian bahawa peserta itu tidak mendapat sebarang mata.

(ii)

Medals were awarded to first 80 participants who took less than / minutes to complete the run.

Find the value of

r.

Pingat diberikan kepada 80 peserta pertama yang mengambil masa kurang daripada t saat untuk menghabiskan larian itu.

Cari nilai

t.

16 marks) 16

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201l Hak cipta Kerajaan Malaysia

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3472t2

Section C Bahagian C 120 mark,s)

[20 markah]

Answer any two questions from this section. Jawab mana-mana dua soalon daripada bahagian ini.

12 A particle moves along a straight line with an initial velocity of 5 m s-1. Its acceleration, a ms-2, is given by o - g - 4t,where / is the time, in seconcl. after passing through a fixed point O.

Suattt z,arah bergerctk di sepanjcutg suatu gari,s ltrrus dengcut holaju aw,al 5 m s-1. Pecutannya, a m s-2. diberi oleh cr = 9 - 4t, dengan keadaan t ialah mas(t, dulunt saat, selepas melalui titik tetap O. Find

Cari

(a)

the time, in second, when its acceleration is zero" tnasa, dalam sactt, ketika pecutannva sifar,

(b)

11

ll

the maximum velocity, in MS , of the particle, u ma ksimum, clolnm tTlS , bagi :.urah itr,t,

13

I

13

(c) the time, in second, when the particle stops instantaneously, masa, dalam saat, apabila z.arah berhenti .reketika.

@

murkuhl

I

halc4j

mnrkl

rnurkuhl

12 12

marksl

murksi

murkuh

I

the total distance, in m, travelled by the particle in the first 6 seconds. 14 mark.sl

jumlah jarak, dalctm m, yang dilalui oleh z.arah itu dalam 6 saat pertama. 14 markahl

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201I Hak Cipta Kerajaan Mataysia

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13

L7

3472t2

Table 13 shows the price, price indices and percentage expenditure of four ingredients, P, Q, R and S, used in the making of a kind of food.

Jadual 13 menunjukkan harga, indeks harga dan peratws perbelanjaan bagi empat bcthan, P, Q., R dan S, yang digunakan untuk membuat sejenis makanan. Price (RM) per kg Hurga (RM) per kg 200s

2007

Price index in the year 2007 based on the year 2005 Indeks horga padu tahun 2007 berasaskun tahun 2005

P

4.00

5.00

.r

16

O

3.00

I

150

12

R

8.00

10.00

t25

48

3.00

120

24

Ingredient Buhan

.S

Percentage expenditure (%) Perutus perbelanjuun (oh)

Table l3 Jadual 13

(u)

Find the values

of x, v and r.

Cari nilai x, y dan

@)

14 14

2..

marksl

markahl

Calculate the composite index for the cost of making the tood in year 2007 based on 2005 12 marks)

the year

Hitung indeks gubahan bugi kos membwat makanan itu pada tahun 2007 berasuskun tahun (c)

2005.

t2 ntarkahl

The cost of making a packet of the food in the year 2005 was RM50.00. Calculate the corresponding cost in the year 2007.

t2 marksf

Kos uuttuk membwat sepeket makanan itu dalam tahun 2005 ialcth RM50.00.

Hitung kos vang, sepadan pada tahun

2001.

t2 markaltl

@ The cost of all the ingredients increases by I 5o/o fromthe year 2007 to the year 2009. Find the composite index for the yeff 2009 based on the year 2005. Kos bagi semua bahan makanan itu meningkat sebanyak l5o/o dari tahun 2007 ke tahun 2009.

Cari indeks gubahan bagi tcthun 2009 berasctskan tahun 2005.

347212

cr 201t Hak Cipta Kera.iaan Malitysiit

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14 Solutions by the scale drawing will not be accepted. Penyelesaian secara lukisan berskala tidak diterima. Diagram 14.1 shows A PQR and A feR

Rajah

l4.l menunjukkan

L PQR dan L

12

.

feR

.

cm

Diagram 14.l Rajah 14.l

It is given that L PQR = 87.95", PQ = Diberi bahawa Z PQR

(a)

-

10 cm,

87 -95o, PQ = 10 cm,

PR= 12cmandTQ=QR-J cm.

PR_ 12cmdanTQ-QR-J cm.

Find

Cari

(i) / (ii)

PRQ,

the length, in cm, of 7R,

panjang, dalam cm, bagi TR,

(iii)

the area,

tncmz,of

A PQT.

luas, dalam cfr2, bagi L PQT. marksl markahl l7 17

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19

(b) In Diagram 14.2,

3472t2

of A fQR under the reflection in the line QR. Dalam Raiah 14.2, A SQR ialah imej kepada LTQR di bawah pantulan pada garis QR. A SQR

is the image

Jcm

12 cm

Diagram 14.2 Rajah 14.2 Find the length, in cm, of PS.

13

Cari panjang, dalam cm, bagi PS.

347212 e 2011

Hak cipta Kerajaan Malaysia

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20

3472t2

Use the graph paper provided to answer this question. Guna kertas graf yang disedictkan untuk menjawab soalan ini.

A company_ obtained a painting tender of a goverment building. The building is to be painted with an undercoat paint and a gloss paint. The number of tins of the undercoat paint is x and the number of tins of the gloss paint is v. The painting works are based on the following constraints: Sebuah synrikat memperoleh tender mengecat sebuah bangunan kerajaan. Bangunctn itu mesti dicat dengan c:at alas dan cat kilat. Bilangan tin cat ctlas ialah x rJan bilangctn

tin cat kilat ialah y. Keria'keria mengecat adalah berdasgrkan kekangan berikut:

The number of tins of the gloss paint is not more than 2 times the number of tins of the undercoat paint,

Bilctngan tin c:at kilut adalah tidak rnelebilti 2 kati bilongtut tirt c'ctt trlcts,

I

The number of tins of the gloss paint is at least

I

;

of the number of tins ot the

undercoat paint,

Bilangan tin cat kilat adctlah sekurattg-kurangnya

I

i

daripacla bilangan tin

cat alas,

III

The total time allocated for the painting work is at most 120 hours. For a tin of undercoat paint. the painting time is 3 hours while for a tin of gloss paint. rhe painting time is 2 hours.

Jumlah masa yang diperuntukkan untuk kerja mengecat adalah selebih-lebihnt,a L20 jam. Bagi satu tin cat alas, masa mengecat ialah 3 jam manakctla bagi satu tin cat kiktt, lnasa mengecat ialah 2 .jam.

(a)

Write down three inequalities, other than x > 0 and y > 0, which satisfy all the above constraints. 13 marksl Tulis tiga ketaksamaan, selain daripada x > 0 dany > 0, yang tnemenuhi semua kekangan di atas. t3 markahl

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Hak Cipta Kerajaan Mataysia

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SULIT

SULIT (b)

2t

3472t2

Using a scale of 2 cm to 5 tins on both axes, construct and shade the region R which satisfies all the above constraints. 13 ntarksl Menggunakan skala 2 cm kepada 5 tin pada kedua-dua paksi, bina dan lorek rantau R yang memuaskan semua kekangan di atas. 13 markah]

(c)

Use the graph constructed in ls(b), find Guna graf yang dibina di ls(b), cari

(i)

the minimum number of tins of the gloss paint undercoat paint is 30,

if

the number of tins of the

bilangan minimum tin cat kilat jika bilangan tin cat alas ialah

(ii)

30,,

the maximum expenditure for the paint if the price of the undercoat paint is RM50 per tin and the price of the gloss paint is RM70 per tin.

perbelanjaan maksimum untuk cat jika harga cat alas ialah RM50 setin dan harga cat kilat ialah RM70 setin. 14 marks) 14 markah)

END OF QUESTION PAPER KERTAS SOALAI{ TAMAT

347212 o 2011 Hak Cipta Kerajaan

Malaysia

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SULIT

SULIT

22

3472/2

BLANK PAGE HALAMAN KOSONG

347212 a 20tl Hak cipta Kerajaan

Malaysia

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SULIT

ST]LIT

23

3472t2

NO. KAD PENGENALAN

ANGKA GILIRAN

Arahan Kepada Calon

1

Tulis nombor kad pengenalan dan angka giliran anda pada petak yang disediakan.

2

Tandakan (

3

,t ) untuk

Ceraikan helaian

soalan yang dijawab.

ini

buku jawapan.

dan ikat sebagai muka hadapan bersama-sama dengan

Kod Pemeriksct Bahagian

A

B

Soalan

Markah

Dijawab

Penuh

1

5

2

6

3

7

4

8

5

7

6

7

7

10

8

10

9

10

10

l0

11

10

t2

10

13

t0

t4

10

15

10

Markah Diperoleh (Untuk Ke gunaan P eme riks a)

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C

Soalan

Jumlah

347212 o 2011

Hak cipta Kerajaan Malaysia

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SULIT

3472t2

INFORMATION FOR CANDIDATES MAKLAMAT UNTUK CALON

1.

This question paper consists of three sections: Section A, Section B and Section C.

Kertas soalan ini mengandungi tiga bahagian: Bahagian A, Bahagian B dan Bahagian C. 2.

Answer all questions in Section A, any four questions from Section B and any two questions from Section C.

Jawab semua soalan dalam Bahagian L, mana-mana empat soalan claripada Bahagian B dan mana-mana dua soalan daripada Bahagtai C. 3.

Write your answers on the 'buku jawapan' provided. If the 'buku jawapan' is insufficient, you may ask for 'helaian tambahan' from the invigilator. Jawapan anda hendaklah ditulis di dalam buku jawapan yang disediakan. Sekiranya buku iawapan tidak mencukupi, sila dapatkan helaian tambahan daripada pengawas peperiksaan.

4.

Show your working. It may help you to get marks. Tuniukkan langkah-langkah penting dalam kerja mengira anda. Ini boteh membantu anda untuk mendapatkan markah.

5.

The diagrams in the questions provided are not drawn to scale unless stated. Raiah yang mengiringi soalan tidak dilukis mengikut skala kecuali dinyatakan.

6.

The marks allocated for each question and sub-part of a question are shown in brackets. Markah yang diperuntukkan bagi setiap soalan dan ceraian soalan ditunjukkan dalam kurungan.

7.

A list of formulae is provided on pages 3 to 5. Satu senarai rumus disediakan di halaman 3 hingga 5.

8.

Graph paper and a booklet of four-figure mathematical tables is provided. Kertas graf dan sebuah buku sifir matematik empat angka disediakan.

9.

You may use a scientific calculator. Anda dibenarkan meng gunakan kalkulator saintffik.

10.

Tie the 'helaian tambahan' and the graph papers together with the 'buku jawapan' and hand in to the invigilator at the end of the examination.

Ikat helaian tambahan dan kertas graf bersama-sama dengan buku jawapan dan serahkan kepada pengawas peperiksaan pada akhir peperiksaan.

347212

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