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NAMA : TINGKATAN : BAHAGIAN PENGURUSAN SEKOLAH BERASRAMA PENUH DAN SEKOLAH KECEMERLANGAN KEMENTERIAN PELAJARAN MALAYSIA PENTAKSIRAN DIAGNOSTIK AKADEMIK SBP 2012 PERCUBAAN SIJIL PELAJARAN MALAYSIA MATHEMATICS Kertas 2 Ogos 2½ jam Dua jam tiga puluh minit JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU 1. Kertas soalan ini mengandungi dua bahagian : Bahagian A dan Bahagian B. Jawab semua soalan daripada Bahagian A dan empat soalan dalam Bahagian B. 2. Jawapan hendaklah ditulis dengan jelas dalam ruang yang disediakan dalam kertas soalan. Tunjukkan langkah-langkah penting. Ini boleh membantu anda untuk mendapatkan markah. 3. Rajah yang mengiringi soalan tidak dilukis mengikut skala kecuali dinyatakan. 4. Satu senarai rumus disediakan di halaman 2 & 3. 5. Anda dibenarkan menggunakan kalkulator saintifik yang tidak boleh diprogram Pemeriksa Markah Bahagian Soalan Penuh 1 3 A B Jumlah 2 4 3 4 4 4 5 5 6 4 7 5 8 6 9 6 10 6 11 5 12 12 13 12 14 12 15 12 16 12 Markah Diperoleh Kertas soalan ini mengandungi 27 halaman bercetak. 1449/2 2012 Hak Cipta Sektor SBP [Lihat halaman sebelah

2 MATHEMATICAL FORMULAE The following formulae may be helpful in answering the questions. The symbols given are the ones commonly used. RELATIONS 1 a m x a n = a m+ n 2 a m a n = a m n 3 ( a m ) n = a mn 4 A -1 = 1 ad bc d c b a 2 2 2 1 2 1 5 Distance = x x y y x1 x2 y1 y2 6 Midpoint, ( x, y ) =, 2 2 7 Average speed = distance travelled time taken 8 Mean = 9 Mean = sum of data number of data sum of (class mark frequency) sum of frequencies 10 Pythagoras Theorem c 2 = a 2 + b 2 11 P ( A ) = n( A) n( S) 12 P ( A ) = 1 P(A) 13 m = y x 2 2 y x 1 1 14 m = y-intercept x-intercept 1449/2 2012Hakcipta BPSBPSK

3 SHAPES AND SPACE 1 Area of trapezium = 2 1 sum of parallel sides height For Examiner s Only 2 Circumference of circle = d = 2 r 3 Area of circle = r 2 4 Curved surface area of cylinder = 2 rh 5 Surface area of sphere = 4 r 2 6 Volume of right prism = cross sectional area length 7 Volume of cylinder = r 2 h 8 Volume of cone = 3 1 r 2 h 9 Volume of sphere = 3 4 r 3 10 Volume of right pyramid = 3 1 base area height 11 Sum of interior angles of a polygon = ( n 2) 180 12 arc length circumference of circle angle subtended at centre 360 13 area of sector angle subtended at centre area of circle 360 14 PA' Scale factor, k = PA 15 Area of image = k 2 area of object 1449/2 2012Hakcipta BPSBPSK 3 [Lihat halaman sebelah

4 1449/2 2012Hakcipta BPSBPSK

5 Section A Bahagian A [52 marks] [52 markah] Answer all questions in this section. Jawab semua soalan dalam bahagian ini. For Examiner s Only 1 The Venn diagram in the answer space shows sets P, Q and R such that the universal set P Q R. On the diagrams in the answer space, shade the set Gambar rajah Venn di ruang jawapan menunjukkan set P, set Q dan set R dengan keadaan set semesta P Q R. Pada rajah di ruang jawapan, lorek set (a) P Q (b) P Q R [3 marks] [3 markah] Answer/ Jawapan: (a) P (b) P Q Q R R 1449/2 2012Hakcipta BPSBPSK 5 [Lihat halaman sebelah

6 2 Calculate the value of p and of q that satisfy the following simultaneous linear equations: Hitungkan nilai p dan nilai q yang memuaskan persamaan linear serentak berikut: Answer/ Jawapan: 4p 3q = 10 2p + 5q = 8 [4 marks] [4 markah] 3 Solve the quadratic equation p 1 2. 1 p 3p p 1 2 Selesaikan persamaan kuadratik. 1 p 3p Answer/ Jawapan: [4 marks] [4 markah] 1449/2 2012Hakcipta BPSBPSK

7 4 Diagram 4 shows a right prism with a square base HJKL. Trapezium EFLK is the uniform cross section of the prism. M, N and P are the midpoints of ED, JK and HL respectively. For Examiner s Only Rajah 4 menunjukkan sebuah prisma dengan tapak mengufuk HJKL yang berbentuk segi empat sama. Trapezium EFLK ialah keratan rentas seragam prisma itu. M, N dan P adalah titik tengah bagi ED, JK dan HL masing-masing. D G M E N J F H 6 cm P K 8 cm L Diagram 4 Rajah 4 (a) Name the angle between the plane HML and the plane DEKJ. Namakan sudut di antara satah HML dan satah DEKJ. (b) Calculate the angle between the plane HML and the plane DEKJ. Hitungkan sudut di antara satah HML dengan satah DEKJ. Answer/Jawapan: [3 marks] [3 markah] (a) (b) 1449/2 2012Hakcipta BPSBPSK 7 [Lihat halaman sebelah

8 5 (a) State whether each of the following statements is true or false. Nyatakan sama ada pernyataan berikut adalah benar atau palsu. (i) 3 2 1 = 5 or 12 3 = 4 3 2 1 = 5 atau 12 3 = 4 (ii) 28 7 = 4 and 9 2 = 18 28 7 = 4 dan 9 2 = 18 (b) Write two implications based on the following sentence: 3m > 18 if and only if m > 6 Tulis dua implikasi daripada ayat berikut: 3m > 18 jika dan hanya jika m > 6 (c) Write down Premise 2 to complete the following argument:. Tulis Premise 2 untuk melengkapkan hujah berikut: Premise 1: If x 3 is more than zero, then x is a positive number. Premis 1: Jika x 3 lebih besar daripada sifar, maka x ialah nombor positif. Premise 2/ Premis 2: Conclusion: 2 is a positive number. Conclusion: 2 ialah nombor positif. Answer/ Jawapan: (a) (i). (ii). [5 marks] [5 markah] (b) Implication 1/Implikasi 1: Implication 2/Implikasi 2: (c) Premise 2/Premis 2:.. 1449/2 2012Hakcipta BPSBPSK

9 6 Diagram 6 shows a parallelogram OFGH drawn on a Cartesian plane. Rajah 6 menunjukkan segiempat selari OFGH yang dilukis pada suatu satah Cartesan. For Examiner s Only y H(4,3) O G x F(3,-4) Diagram 6 Rajah 6 Find Cari (a) the equation of straight line GH. persamaan garis lurus GH. (b) the x-intercept of the straight line GH. pintasan-x bagi garis lurus GH Answer/ Jawapan. [5 marks] [5 markah] (a) (b) 1449/2 2012Hakcipta BPSBPSK 9 [Lihat halaman sebelah

10 7 Diagram 7 shows a composite solid formed by the combination of a cuboid and a half circular cylinder. Rajah 7 menunjukkan sebuah gabungan pepejal yang dibentuk daripada cantuman sebuah kuboid dan separuh silinder. 10 cm 8 cm Diagram 7 Rajah 7 The height and diameter of the half circular cylinder is 15 cm and 7 cm respectively. Tinggi dan diameter separuh silinder ialah 15 cm dan 7 cm masing-masing. 22 Using, find the volume of the combined solid. 7 Menggunakan = 7 22, hitungkan isipadu gabungan pepejal itu. Answer/ Jawapan: [4 marks] [4 markah] 1449/2 2012Hakcipta BPSBPSK

11 For Examiner s Only 1 k 3 8 (a) It is given that 4 2 2 Find the value of k. 1 k 3 Diberi bahawa 4 2 2 Carikan nilai k. 2 3 is the inverse matrix of. 2 k ialah matriks songsang bagi 2 2 3 k (b) Write the following simultaneous linear equations as matrix equation. Tulis persamaan linear serentak berikut dalam bentuk persamaan matriks. 2x 3y 11 2x 5y 19 Hence, using matrices, calculate the value of x and of y. Seterusnya, dengan menggunakan kaedah matriks, hitungkan nilai x dan y. Answer/ Jawapan: [6 marks] [6 markah] (a) (b) 1449/2 2012Hakcipta BPSBPSK 11 [Lihat halaman sebelah

12 9 Diagram 9 shows two sectors, OTSR and OPUQV with common centre O. PR and TV are straight lines. U and Q are midpoint of OT and OR respectively. Rajah 9 menunjukkan dua sektor bulatan, OTSR dan OPUQV, dengan pusat sepunya O. PR dan TV adalah garis lurus.u dan Q adalah titik tengah bagi OT dan OR masingmasing. S Q T U O V R P Diagram 9 Rajah 9 OV = 7 cm and UOQ = 120. OV = 7 cm dan UOQ = 120. Using = 7 22, calculate Dengan menggunakan = 7 22, hitungkan (a) the perimeter, in cm, of the whole diagram, perimeter, dalam cm, seluruh rajah itu. (b) the area, in cm 2, of the shaded region. luas, dalam cm 2, kawasan yang berlorek. Answer/ Jawapan. [6 marks] [6 markah] (a) (b) 1449/2 2012Hakcipta BPSBPSK

13 10 Table 10 shows the number of a group of students in class 5 Alpha and class 5 Beta who entitles to receive a tuition voucher. Jadual 10 menunjukkan bilangan murid bagi sekumpulan murid dalam kelas 5 Alpha dan kelas 5 Beta yang layak menerima bantuan baucer tuisyen. For Examiner s Only Gender Jantina Boys Lelaki Girls Perempuan Class Kelas 5 Alpha 5 Beta 4 5 6 3 Two students from the group are chosen at random to receive a tuition voucher each. Dua orang murid dari kumpulan ini dipilih secara rawak untuk menerima bantuan satu baucer tuisyen seorang. (a) A student is chosen at random from 5 Alpha and another student is chosen at random from 5 Beta. Find the probability that: Seorang murid dipilih secara rawak daripada 5 Alpha dan seorang murid lagi dipilih secara rawak daripada 5 Beta. Cari kebarangkalian bahawa: (i) both students chosen are boys, kedua-dua murid yang dipilih adalah lelaki, Table 10 Jadual 10 (ii) a boy and a girl are chosen, seorang murid lelaki dan seorang murid perempuan dipilih, (b) A student is chosen at random from the boys group and then another student is chosen at random from the girls group. Find the probability that both students chosen are from the same class. Seorang murid dipilih secara rawak daripada murid lelaki dan kemudian seorang murid lagi dipilih secara rawak daripada kumpulan murid perempuan. Cari kebarangkalian bahawa kedua-dua peserta yang dipilih adalah dari kelas yang sama. [6 marks] [6 markah] 1449/2 2012Hakcipta BPSBPSK 13 [Lihat halaman sebelah

14 Answer/ Jawapan: (a) (b) 1449/2 2012Hakcipta BPSBPSK

15 11 Diagram 11 shows the speed-time graph for the movement of a particle for a period of 40 seconds. Rajah 11 menunjukkan graf laju-masa bagi pergerakan satu zarah dalam tempoh 40 saat. Speed ms 1 For Examiner s Only 35 u O 15 24 40 Diagram 11 Rajah 11 Time (s) (a) State the length of time, in s, for which the particle moves with uniform speed. Nyatakan tempoh masa, dalam s, yang mana zarah bergerak dengan laju seragam. 2 (b) Calculate the rate of change of speed, in ms, in the last 16 seconds. 2 Hitung kadar perubahan laju zarah, dalam ms, dalam16 saat terakhir. (c) Calculate the value of u, if the distance traveled in the last 25 seconds is 514 m. Hitung nilai u, jika jumlah jarak yang dilalui dalam 25 saat terakhir ialah 514 m. [6 marks] [6 markah] Answer/Jawapan : 1449/2 2012Hakcipta BPSBPSK 15 [Lihat halaman sebelah

16 Section B Bahagian B [48 marks] [48 markah] Answer any four question from this section. Jawab mana-mana empat soalan daripada bahagian ini. 12 (a) Complete Table 12 in the answer space for the equation values of y when x = 3 and x = 2.5 Lengkapkan Jadual berikut, di ruang jawapan, bagi persamaan menulis nilai-nilai y apabila x = 3 dan x = 2.5. (b) For this part of the question, use the graph paper provided. You may use flexible curve rule. Untuk ceraian soalan ini, gunakan kertas graf yang disediakan. Anda boleh menggunakan pembaris fleksibel. 5 y by writing down the x 5 y dengan x [2 marks] [2 markah] Using a scale of 2 cm to 1 unit on the x-axis and 2 cm to 2 unit on the y-axis, draw the 5 graph of y for 4 x 4. x Dengan menggunakan skala 2 cm kepada 1 unit pada paksi-x dan 2 cm kepada 5 2 unit pada paksi-y, lukiskan graf y bagi 4 x 4. x [5 marks] [5 markah] (c) From the graph in 12(b), find Dari graf di 12(b), cari (i) the value of y when x =1.8 nilai y apabila x 1 8, (ii) the value of x when y = 3.4 nilai x apabila y 3 4. [2 marks] [2 markah] 1449/2 2012Hakcipta BPSBPSK

17 (d) Draw a suitable straight line on the graph in 12(b) to find the values of x which 5 satisfy the equation 2x 3 for 4 x 4. x State the values of x. For Examiner s Only Lukiskan satu garis lurus yang sesuai pada graf di 12(b) untuk mencari semua nilai 5 x yang memuaskan persamaan 2x 3 x bagi 4 x 4. Nyatakan nilai-nilai x itu. [3 marks] [3 markah] Answer/Jawapan: (a) x 4 3 2 1 0.5 0.5 1 1.5 2.5 4 y 1.25 2.5 5 10 10 5 3.33 1.25 Table 12 Jadual 12 (b) Refer graph. Rujuk graf. (c) (i) y = (ii) x = (d) The equation of the straight line: Persamaan garis lurus: x =, 1449/2 2012Hakcipta BPSBPSK 17 [Lihat halaman sebelah

18 13 Diagram 13 shows triangles ABC, PQR and LMN on a Cartesian plane Rajah 13 menunjukkan segitiga ABC, PQR dan LMN pada suatu satah Cartesan. y 8 R 6 4 Q P 2 B 4 2 0 2 M 4 6 8 x 2 L N A 4 C. (a) Transformation D is a 90ᵒ anti-clockwise rotation about point (2,1). (i) (ii) 3 Transformation E is the translation. 1 State the coordinates of the images of point M under the following transformation: Penjelmaan D ialah putaran 90ᵒ lawan arah jam pada pusat (2,1). 3 Penjelmaan E ialah translasi. 1 Nyatakan koordinat imej bagi titik M di bawah setiap penjelmaan berikut: DE ED Diagram 13 Rajah 13 [4 marks] 1449/2 2012Hakcipta BPSBPSK

19 (b) LMN is the image of PQR under transformation V, and ABC is the image of LMN under transformation W. [4 markah] LMN ialah imej bagi PQR di bawah penjelmaan V, dan ABC ialah imej bagi LMN di bawah penjelmaan W. (i) Describe in full, transformations V and W. Huraikan selengkapnya penjelmaan V dan W. (ii) Given the area of the shaded region is 56 cm 2, calculate, in cm 2, the area of triangle RPQ. Diberi bahawa luas kawasan berlorek ialah 56 cm 2, Hitungkan luas, dalam cm 2, segitiga RPQ. [8 marks] [8 markah] For Examiner s Only Answer/ Jawapan: (a) (i) (ii) (b) (i) V: W: (ii) 1449/2 2012Hakcipta BPSBPSK 19 [Lihat halaman sebelah

20 14 Diagram 14 shows the length, in cm, of 32 pieces of ribbons. Rajah 14 menunjukkan panjang, dalam cm, bagi 32 helai reben. 26 37 30 31 29 55 32 46 50 28 49 42 30 50 28 33 42 46 26 53 31 40 34 48 26 31 35 40 44 27 47 33 Diagram 14 Rajah 14 (a) Using the data in Diagram 14 and by using a class interval of 5 cm, complete the Table 14 in the answer space on page 21. Dengan menggunakan data dalam Rajah 14 dan selang kelas 5 cm, lengkapkan Jadual 14 di ruang jawapan pada halaman 21. (b) State the modal class. Nyatakan kelas mod. [4 marks] [4 markah] 1 marks [1 markah] (c) Based on the Table 14, calculate the estimated mean length of the ribbon. Berdasarkan Jadual 14, hitung min anggaran panjang reben. [3 marks] [3 markah] (d ) For this part of the question, use the graph paper. By using a scale of 2 cm to 5 cm on the x- axis and 2 cm to 1 ribbon on the y- axis, draw a frequency polygon for the data. Untuk ceraian soalan ini, gunakan kertas graf yang disediakan. Dengan menggunakan skala 2 cm kepada 5 cm pada paksi-x dan 2 cm kepada 1 reben pada paksi-y, lukis satu poligon kekerapan bagi data tersebut. 4 marks [4 markah] 1449/2 2012Hakcipta BPSBPSK

21 Answer/Jawapan: For Examiner s Only (a) Class interval Frequency Midpoint 21-25 26-30 (b) (c) (d) Refer graph. Rujuk graf. 1449/2 2012Hakcipta BPSBPSK 21 [Lihat halaman sebelah

22 15 You are not allowed to use graph paper to answer this question. Anda tidak dibenarkan menggunakan kertas graf untuk menjawab soalan ini. (a) Diagram 15(i) shows a solid right prism with rectangular base PQRS on a horizontal plane. The surface SPUT is the uniform cross section of the prism. UP and VQ are vertical edges. Rectangle TUVW and rectangle TSRW are inclined planes. T is vertically above N. Given that TN = 7 cm, NP = 4 cm and SN = 2 cm. Rajah 15(i) menunjukkan sebuah pepejal berbentuk prisma tegak dengan tapak segi empat tepat PQRS terletak di atas satah mengufuk. Permukaan SPUT ialah keratan rentas seragam prisma itu. Tepi UP dan VQ adalah tegak. Segi empat tepat TUVW dan segi empat tepat TSRW ialah satah condong. T berada tegak di atas N. Diberi bahawa TN = 7 cm, NP = 4 cm dan SN = 2 cm W 5 cm T V U 4 cm R Q X S N P Diagram 15(i) Rajah 15(i) 8 cm Draw to full scale, the elevation of the solid on a vertical plane parallel to SP as viewed from X. [3 marks] Lukis dengan skala penuh, dongakan pepejal itu pada satah mencancang yang selari dengan SP sebagaimana dilihat dari X. [3 markah] 1449/2 2012Hakcipta BPSBPSK

23 Answer/ Jawapan: For Examiner s Only (a) 1449/2 2012Hakcipta BPSBPSK 23 [Lihat halaman sebelah

24 (b) A solid cuboid is cut and removed from the solid in Diagram 15(i). The remaining solid is shown in Diagram 15(ii). Rectangle BCDE is a horizontal plane. AB = 1 cm and BC = 1.5 cm. Sebuah pepejal kuboid dipotong dan dikeluarkan daripada pepejal pada Rajah 15(i). Pepejal yang tinggal ditunjukkan di Rajah 15(ii). Segi empat tepat BCDE ialah satah mengufuk. AB = 1 cm dan BC = 1.5 cm. W T 5 cm V U R E F D B C 8 cm Y S A Diagram 15(ii) Rajah 15(ii) Draw to full scale, Lukis dengan skala penuh, (i) the plan of the remaining solid, pelan pepejal yang tinggal itu, [5 marks] [5 markah] (ii) the elevation of the remaining solid on a vertival plane parallel to AF as viewed from Y. [4 marks] dongakan pepejal yang tinggal itu pada satah mencancang yang selari dengan AF sebagaimana dilihat dari Y. [4 markah] 1449/2 2012Hakcipta BPSBPSK

25 Answer/ Jawapan. For Examiner s Only (b) (i) (b) (ii) 1449/2 2012Hakcipta BPSBPSK 25 [Lihat halaman sebelah

26 16 Diagram 16 shows the locations of three points, P, Q and R on the surface of the earth. O is the centre of the earth. The longitude of R is 100 E. Rajah 16 menunjukkan kedudukan tiga titik,p, Q dan R pada permukaan bumi. O ialah pusat bumi. Longitud bagi R ialah 100 E. N/U P 55 O Q 120 0 R Equator Khatulistiwa S Diagram 16 Rajah 16 (a) (i) State the latitude of Q. [2 marks] Nyatakan latitud bagi Q. [2 markah] (ii) State the location of P. Nyatakan kedudukan bagi P. (b) T lies 7200 nautical miles due north of R. Calculate the latitude of T. T terletak 7200 batu nautika ke utara R. Hitung latitud bagi T. [2 marks] [2 markah] [3 marks] [3 markah] (c) Calculate the distance, in nautical mile, from R due west to Q measured along the parallel of latitude. [3 marks] Hitung jarak, dalam batu nautika, dari R arah ke barat ke Q diukur sepanjang selarian latitud sepunya. [3 markah] (d) An aeroplane took off from R and flew due north to T. The time taken for the flight is 11 hours. Calculate the average speed, in knot, for the flight. [2 marks] Sebuah kapal terbang berlepas dari R arah ke utara ke T. Masa untuk penerbangan itu ialah 11 jam. Hitung purata laju, dalam knot, bagi penerbangan itu. [2 markah] 1449/2 2012Hakcipta BPSBPSK

27 Answer/ Jawapan: (a) (i) For Examiner s Only (ii) (b) (c) (d) END OF QUESTION PAPER KERTAS SOALAN TAMAT 1449/2 2012Hakcipta BPSBPSK 27 [Lihat halaman sebelah