Page 14 - Matematik Tg1_Praktis Topikal A+_Pan Asia Publications

JAWAPAN

BAB 1 Nombor Nisbah (b) –2.7, –2.5, –2.0, –1.7, –1.3
23. (a) 7.8, 7.4, 7.0, 6.8, 6.0
(b) 3.0, 2.5, –0.5, –1.5, –2.5, –4.5
1. (a) +750 m (b) –5°C 24. (a) –0.41 (b) –22.33 (c) –3.51
3
2. Nombor positif/Positive number: +7, — (d) 12.85 (e) –0.6
5
Nombor negatif/Negative number: –1.5 25. (a) 6.5
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3. (a) 0 (b) 13 574 (c) – — 26. (a)  11 (b)  31 (c) × —
3
5
—
—
8
(d) +25.8 (e) — 27. (a) 4 (b) 25 (c) 8
17
4. (a) –10, –6, –2, 2, 4 (b) –12, –6, –3, 0, 6 28. (a) –0.1 (b) –4.25
(c) –25, –10, 0, 10, 15 29. (a) RM3 360
5. (a) –22, –9, 2, 7, 23
(b) –2 020, –122, –112, 12, 2 002
6. (a) 7 007, 77, –770, –7 707, –7 777 Soalan Objektif
(b) 5 005, 555, 5, –15, –55
7. (a) 12 + (–9) = 3 (b) –2 + 4 = 2 1. A 2. C 3. B 4. D 5. D
8. (a) –19 (b) 16 (c) 16 6. B 7. D 8. B 9. A
(d) –8 (e) –1
9. (a) 42 (b) –4 (c) 24 Soalan Subjektif
(d) 3 (e) 20 1 3
10. (a) –4 (b) –10 (c) –10 1. A: –1, B: – — , C: —
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2
(d) 14 (e) –8 2. 92
11. (a) 40 (b) 30 (c) 112 3. (a)  (b) –25, –10, –1, 0, 7, 15
12. (a) 144 (b) 47 988 (c) 4 600 4. 54
13. (a) RM2 750 (b) 110 kg (c) 7°C 5. (a) 81 m (b) 15 m
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14. (a) 6. (a) 7 (b) –9 (c) —
7
3 1 1 1 5
–1 – – 0 1 (d) – — (e) 0.89 (f) –7.55
4 2 4 2 8
(b) 7. (a) 2 370 (b) 16 555
1 3 1 3 BAB 2 Faktor dan Gandaan
–1 – – 0 1
2 8 4 4
1
1
3
3
15. (a) –2 — , –1 — , –1 — , – — 1. (a) Ya/Yes (b) Bukan/No
5 5 5 5 2. (a) 1, 3, 7, 21
4
6
1
1
(b) – — , — , — , — (b) 1, 2, 3, 4, 6, 8, 12, 16, 24, 48
7 7 7 7 3. (a) Faktor/Factors: 1, 3, 5, 9, 15, 45
2
1
2
16. (a) –2 — , –1 — , — Faktor perdana/Prime factors: 3, 5
3 3 3 (b) Faktor/Factors: 1, 2, 4, 17, 34, 68
1 1 1 1 Faktor perdana/Prime factors: 2, 17
(b) –2 — , –1 — , – — , —
2 2 4 2 4. (a) 26 = 2 × 13
40 = 2 × 2 × 2 × 5
(b)
1
1
3
1
17. (a) — , — , – — , –1 —
2 4 4 2 5. (a) 1, 2, 4 (b) 1, 3
2
1
1
1
(b) — , — , –1 — , –1 — 6. (a) 6 7. (a) 3
3 6 6 2 8. (a) 8 9. (a) 12
5
8
1
18. (a) — (b) — (c) 2 — 10. (a) (i) ✓ (ii) ✗ (iii) ✓
45 4 9 (b) (i) ✓ (ii) ✗ (iii) ✓
19. (a) Juliana: RM492, Faizul: RM508 11. (a) 150, 300, 450 (b) 24, 48, 72
20. (a) 12. (a) 60 13. (a) 126
14. (a) 48 15. (a) 12:20 p.m.
–3.0 –2.4 –2.2 –2.0 –1.6 –1.2 –1.0 –0.6 0
(b) Soalan Objektif
–1.0 –0.6 –0.2 0 0.1 0.5 0.7 1.0 1. A 2. B 3. C 4. D 5. D
21. (a) –4.5, –2.5, –1.5, –0.5 6. C 7. C 8. C
(b) –2.4, –1.6, –0.8, 0.4
22. (a) 0.01, 0.03, 0.07, 0.10, 0.15
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