Page 310 - Matematik Tambahan Tingkatan 4 KSSM

2. (a) y (c) N = 1.3416
Graf y melawan xy
22 (d) 20 orang pekerja
4. (a) log L
20 10
16
1
18 Graf log L melawan ––
14 10 T
16 12
14 10
12 8
10 6
4
8
2
6 ––
1
4 0 10 20 30 40 50 60 70 80 90 100 T
8
(b) (i) A = 1.585 × 10
2
(ii) b = 0.1258
xy
0 20 40 60 80 100 120 140 160 (c) 221.7°C
(b) a = –150.31 5. (a) ––
1
b = –6.771 v
1
1
(c) Kecerunan = 0.006690, pintasan-Y = 0.04530 0.10 Graf melawan ––
––
v u
0.09
Latihan Intensif 6.3
0.08
1. (a) p = 10
0.07
(b) p = 20
2. (a) t 2 0.06
2
Graf t melawan p 0.05
220
0.04
200
0.03
180
0.02
160
0.01
1
140 ––
0 0.010.02 0.03 0.04 0.05 0.06 0.07 0.08 u
120 –10u
(b) (i) v = (ii) 10
100 10 – u
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80 L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L
60 y 4
3
2
1. (a) yx = 3x + 4, = 3 +
x x 3
40 y y q
(b) = px + q, = p +
20 x 2 x 3 x
q
p
2 y
q
p (c) xy = p + x , = +
0 10 20 30 40 50 60 p x x 2 p
(b) t = 15.5 (d) log y = log p + x log k
10
10
10
(c) k = 2 (e) log y = log p + (x − 1) log k
10
10
3. (a) N H (f) log y = x log k − log p 10
2
2
140 y 10 10 10
2
Graf N H melawan H 2. (a) = px + q (b) p = –0.25, q = 5.25
120 x
3. p = 100, q = 100
100 2
4. k = –1, h =
3
80
5. (a) log y
2
60
Qʹ(3, 5)
40
Pʹ(1, 2), Qʹ(3, 5)
20
Pʹ(1, 2)
H
0 20 40 60 80 100 x
(b) a = 2.425 0
b = 12 (b) a = 1.414, b = 2.828
302