Page 18 - Modul A+1 MM Tingkatan 4

BAB 1 (c) y (c) y
BAB
1.1 O x O x
7
1. (a) ✗ (b) ✗ (c) ✗ –2 —
2
(d) ✓ (e) ✗ –49
2. (a) i (b) ii (c) i
3. (a) (i) (ii)
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(b) Selari dengan paksi–y 14. (a) y 17. x = 4 atau/or 8
Parallel to the y–axis 18. Panjang/Length = 34 m
4. (a) (i) Graf/Graph II: 0 , a , 1 x Lebar/Width = 26 m
(ii) Graf/Graph I: c . 0 –2 O 2 19. (a) x = 5
Graf/Graph II: c , 0 –8 20. (a) a = 1, b = –4, c = –5
(b) (i) bertambah lebih sempit (b) y (b) y
daripada graf y = x 2
increases narrower than the 16
graph y = x 2 O x
(ii) berada c unit ke atas graf x –1 5
y = x 2 –4 O 4
lies c units above the graph
y = x 2 21. (a) y
(iii) berada c unit ke bawah graf (c) y
y = x 2 25 3
2
lies c units below the graph —– x
y = x 2 k O 1
5. (a) Graf/Graph I: b , 0 –5 O 5 x
Graf/Graph II: b . 0 (b) a = –3, b = 3, k = –1
b
b
(b) (i) x = – — (ii) x = – — 15. (a) y y
2 2
6. (a) (18x – x ) cm 2 O x
2
(b) (3x + 10x) cm 2 –1
2
2
7. (a) 3x + 17x – 160 = 0 O 2 x y = –3x – 1
2
(b) 2x + 11x – 310 = 0
2
8. (a) (i) 0 (ii) 0 Uji Kendiri 1.1
(b) x = –1, x = 2 (b) y
(
81
9
3
9. (a) 0, – — (b) 1, 4 1. (a) b = 9, M – —, – —–)
4
8
2 (b)
1 2 5 1 y 2
10. (a) —, – — (b) —, – — y = 2x + bx
4 3 3 5 x y = 2x – bx
2
2
3
– —
(c) – —, – — –5 5 O
2 7 2 9 O x
1
—
11. (a) 1, 3 (b) – —, –3 (c) y – — 9
2
2
2
2
(c) 0, — 24
3
1
1
12. (a) – —, — (b) 2, 5 M
2 2
(c) –4, 4 –3 O 8 x 2. (a) r + 20r – 156 = 0
2
3
13. (a) y — (b) r = 6
16. (a) y 3. (a)
1
x x –3 –2 — 2
O 2
2x + 5x – 3 0 –5 0 15
2
8
1
(b) x = –3, —
x 2
–2 O 4. (a) x – 13x + 42 = 0
2
(b) y (b) y (b) x = 6 atau/or x = 7
5. (a) p = 2 atau/or p = –18
x (b) w = 8 atau/or w = –4
O
3 x –4 6. (a) w = –2 atau/or w = –3
O
–16 7
(b) x = – — atau/or x = 2
2
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11_Modul A+ MM Tg4_JwpM.indd 175 12/10/2021 5:03 PM