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    SULIT 3472/1

    Kertas soalan ini mengandungi 14 halaman bercetak

    3472/1 SULIT

    JANGAN BUKA KERTAS SOALAN INI

    SEHINGGA DIBERITAHU

    1. Tulis nama dan tingkatan anda pada

    ruangan yang disediakan.

    2. Kertas soalan ini adalah dalam

    dwibahasa.

    3. Soalan dalam bahasa Inggeris

    mendahului soalan yang sepadan dalam

    bahasa Melayu.

    4. Calon dibenarkan menjawab

    keseluruhan atau sebahagian soalan

    sama ada dalam bahasa Inggeris ataubahasa Melayu.

    5. Calon dikehendaki membaca maklumat

    di halaman belakang kertas soalan ini.

    Name : .. Form : ..

    SMK SRI KURAU

    BAGAN SERAI

    PERAK

    PEPERIKSAAN PERTENGAHAN TAHUN 2011ADDITIONAL MATHEMATICS

    Kertas 1

    JUN 2011

    2 jam Dua jam

    3472 / 1

    Untuk Kegunaan Pemeriksa

    Soalan MarkahPenuh

    MarkahDiperolehi

    1 2

    2 4

    3 4

    4 3

    5 2

    6 3

    7 3

    8 3

    9 4

    10 3

    11 3

    12 4

    13 3

    14 3

    15 3

    16 3

    17 4

    18 4

    19 3

    20 3

    21 3

    22 3

    23 3

    24 3

    25 4

    TOTAL 80

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    SULIT 2 3472/1

    Answer all questions.

    1 Diagram1 shows a function that maps setA to setB.Rajah 1 menunjukkan fungsi yang memeta set A ke set B.

    SetA SetB

    Diagram 1

    Rajah 1

    It is given that the function that maps setA to setB is .3: xxf

    Diberi bahawa fungsi yang memeta set A ke set B ialah .3: xxf

    Find

    Cari

    (a) the value of m ,

    nilai m ,

    (b) the value of )3(1ff .

    nilai )3(1

    ff . [2

    marks]

    [ 2markah]

    Answer/Jawapan : (a) ..

    (b).........................................

    2 Given that 0,4

    : xx

    xg and the composite function 2: +xxgf , find Diberi

    0,4

    : xx

    xg dan fungsi gubahan 2: +xxgf , cari

    (a) )(xf ,

    (b) the value ofx when 6)( =xfg .nilai bagi x bila 6)( =xfg . [4

    marks][4 markah]

    Answer/Jawapan : (a) ........(b) ........

    [Lihat sebelah

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    2

    1

    4

    2

    or examinersuse only

    x 3x

    2

    4

    6

    m

    5

    3

    f

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    SULIT 3 3472/1

    3 Given that pxxf 8: and5

    26:

    1 xxg

    ,

    Diberi pxxf 8: dan5

    26:

    1 xxg

    ,

    findcari

    (a) )(xg ,

    (b) the value ofp if )()2( xfxg = .

    nilai p jika )()2( xfxg = .

    [4 marks][4 markah]

    Answer/Jawapan : (a) ........

    (b) ........

    .

    4 Given that 2=x and3

    1=x are the roots of the equation 03 2 =++ cbxx , find the value of

    b and the value ofc .

    Diberi 2=x dan3

    1=x ialah punca-punca persamaan 03 2 =++ cbxx , cari nilai b

    dan nilai c .

    [3 marks][3 markah]

    Answer/Jawapan : =b =c 5 Find the range of values of x for xx 9202

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    SULIT 4 3472/1

    [2 marks][2 markah]

    Answer/Jawapan :........... ..........

    6 The quadratic equation 2x ( )2422 += xpx , wherep is a constant, has no real roots. Findthe range of the values ofp.

    Persamaan kuadratik2x ( )2422 += xpx , dimana p ialah pemalar, tidak mempunyai puncayang nyata. Cari julat nilai p.

    [3 marks][3 markah]

    Answer/Jawapan: ...

    .

    7 Solve the quadratic equation 5(2x 1) = (3x + 1)(x 3) . Give your answer correct to four

    [Lihat sebelah

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    2

    5

    3

    6

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    SULIT 5 3472/1

    significant figures

    Selesaikan persamaan kuadratik5(2x 1) = (3x + 1)(x 3).Berikan jawapan anda betul

    sehingga empat angka bererti.[3 marks]

    [3 markah]

    Answer / Jawapan: .

    8 Solve the equation x2 + 6x + 9 = 0

    Selesaikan persamaan x2 + 6x + 9 = 0

    .[3 marks]

    [ 3 markah]

    Answer/Jawapan : ..........

    9 (a) Given f(x) = 3x 1,find the image

    Diberi f(x) = 3x 1, cari imej bagi

    [Lihat sebelah

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    For examiners

    use only

    3

    8

    3

    7

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    SULIT 6 3472/1

    (i) When x = 2

    Apabila x = 2

    (ii) When x = -4Apabila X = -4

    (b) Given f(x) = x2 -7x + 10,find the image

    Diberi f(x) = x2 -7x + 10, cari imej bagi

    (i) When x = 3

    Apabila x = 3

    (ii) When x = 5

    Apabila x = 5.

    [4 marks][4 markah]

    Answer/Jawapan : ...................

    10 P = { 2, 3, 7 }Q = { 1, 4, 6, 7, 8 }

    [Lihat sebelah

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    9

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    SULIT 7 3472/1

    Based on the information above, the relation between P and Q is defined by the set of

    ordered pairs { (2,8) , (3,6) , (3,4) , (7,1) }. State

    (a) the images of 3

    (b) the object of 8

    Berdasarkan maklumat diatas, hubungan antara P dan Q ditakrifkan oleh set

    pasangan tertib { (2,8) , (3,6) , (3,4) , (7,1) }. Nyatakan(a) imej bagi 3

    (b) objek bagi 8

    [3 marks][ 3 markah]

    Answer/Jawapan: (a)... (b)................

    11

    [3 marks]

    [3 markah]

    [Lihat sebelah

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    10

    3

    11

    1

    r examiners

    use only

    7

    3

    1

    e

    f

    g

    h

    The arrow diagram given shows the relation between

    set X and set Y. State :

    Gambarajah anak panah menunjukkan hubungan antara

    set X dan set Y. Nyatakan

    (a) the range of the relationjulat hubungan

    (b) the type of the relation

    jenis hubungan

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    SULIT 8 3472/1

    12 The function g(x) = 2x + 4, x . Find

    2x - 1

    Fungsi g(x) = 2x + 4, x . Cari

    2x 1

    (a) g -1 (x) (b) g -1 (8)

    [4 marks][ 4 markah]

    Answer: (a).(b) .

    13 Given the function12)( += xxf

    andkxxg =3)(

    , findDi beri fungsi 12)( += xxf dan kxxg =3)( , cari

    (a) )2(f

    (b) the value of k such that 7)2( =gf

    [ 3 marks]

    [3 markah]

    Answer/Jawapan : (a)..

    (b)...........................................

    14 The following information is about the functiongand the composite function 2g .

    [Lihat sebelah

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    For examinersuse only

    r examiners

    use only

    4

    12

    3

    13

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    SULIT 9 3472/1

    Maklumat berikut adalah tentang fungsi g dan fungsi gubahan g2

    Find the value of a and b.Cari nilai a dan b.

    [3 marks][ 3 markah]

    Answer/Jawapan : a= b= ............

    15 Express the following quadratic equation in the general form. State the values a,b and c.

    Nyatakan persamaan kuadratik berikut dalam bentuk am. Nyatakan nilai a,b dan c.

    (a) 3x2 + 7 - 2x = 5x

    (b) (x 2)2 = 5x 1

    (c) 2x2 = x + 34

    [ 3 marks][3 markah]

    16 Solve the quadratic equation 3x2 + 12x 8 = 0 using the formula.

    [Lihat sebelah

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    3

    14

    3

    15

    For examiners

    use only

    bxaxg : , where a and b are constant and b > 089:

    2+ xxg

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    SULIT 10 3472/1

    Selesaikan persamaan kuadratik 3x2 + 12x 8 = 0 menggunakan formula.

    [3 marks][ 3 markah]

    Answer/Jawapan:..

    17 Solve the quadratic equation 3x2 + 4x 7 = 0 by completing the square

    Selesaikan persamaan 3x2 + 4x 7 = 0 dengan melengkapkan kuasa dua.

    [4 marks][4 markah]

    [Lihat sebelah

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    3

    16

    4

    17

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    SULIT 11 3472/1

    Answer /Jawapan : ...

    18 Form a quadratic equation from given roots as follow.

    Bentukkan persamaan kuadratik daripada punca-punca yang diberikan,

    (a) 2/3 and 2/5

    (b) m and 3m

    [4 marks][4 markah]

    Answer /Jawapan : (a) ....................

    (b)...............................

    19 Form the quadratic equation which has the roots 7 and3

    2. Give your answer in the form

    02

    =++ cbxax , where a , b and c are constants.

    Bentukkan persamaan kuadratik yang mana punca-puncanya ialah -7 dan 2/3. Berikan

    jawapan anda dalam bentuk 02 =++ cbxax , dimana a , b dan c adalah pemalar.

    [3 marks][ 3 markah]

    [Lihat sebelah

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    3

    19

    0

    3

    18

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    SULIT 12 3472/1

    Answer/Jawapan : .........................................

    20 The quadratic equation 23 0 x kx h + = has roots 4 and 3. Find the values of k

    and h.

    Persamaan kuadratik2

    3 0 x kx h + = mempunyai punca-punca -4 dan 3. Cari nilaik dan h.

    [3 marks]

    [3 markah]

    Answer /Jawapan : ..........

    21 Find the value p if the quadratic equation x2 2x 5p = 0 has equal roots.

    Cari nilai p jika persamaan kuadratik x2 2x 5p = 0 mempunyai punca-punca yang sama.

    [3

    marks][3 markah ]

    [Lihat sebelah

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    r examiners

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    3

    20

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    SULIT 13 3472/1

    Answer/Jawapan: ............

    22 Find the value q if the quadratic equation 3qx2 + 2x 6 = 0 has two dinstint roots.

    Cari nilai q jika persamaan kuadratik 3qx2

    + 2x 6 = 0 mempunyai punca-punca berlainan.

    [3 marks]

    [ 3 markah]

    Answer /Jawapan ..................

    23 Find the value w if the quadratic equation 3x2 - 3x + w + 3 = 0 has no roots.

    Cari nilai w jika persamaan kuadratik 3x2 - 3x + w + 3 = 0 mempunyai punca-punca berlainan.

    [3 marks]

    [3 markah]

    [Lihat sebelah

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    23

    3

    22

    For examinersuse only

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    SULIT 14 3472/1

    Answer /Jawapan: .............

    24 Solve the quadratic equation x(3x 5) = 3x 2.

    Selesaikan persamaan kuadratik x(3x 5) = 3x 2.

    [3 marks][ 3 markah]

    Answer/Jawapan: ....

    25 The quadratic equation m 542 = mxx ,where m 0, has real and different roots. Find

    the range of values ofm.Persamaan kuadratik m 542 = mxx , dimana m 0, mempunyai punca-punca yang

    nyata dan berbeza. Cari julat nilai-nilai m.

    [4 marks][4 markah]

    Answer/Jawapan : ................

    END OF THE QUESTION PAPER

    INFORMATION FOR CANDIDATES

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    SULIT 15 3472/1

    MAKLUMAT UNTUK CALON

    [Lihat sebelah

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