Page 38 - FOCUS KSSM TG 4 MATEMATIK TAMBAHAN

Matematik Tambahan Tingkatan 4 Jawapan

Cuba ini! 6.3 4. (a)
1. (a) log y Graf log y melawan x
10
s (m) 10
Graf s melawan t 2
2.2
20
2.0
15
1.8
10
1.6
5
1.4
2
0 t (s ) 2
5 10 15 20 25
1.2

(b) (i) 4.47 s x
(ii) 4.75 m 0 1 2 3 4 5
2. (a)
(b) (i) a = 20, b = 1.4
–1
v (m s ) (ii) 577
1 1
Graf v melawan t 2 5. (a) Plot P melawan — atau V melawan —.
18 V P
P
16 1
Graf P melawan —
14 v
12.4 4
12
10 3
8
2
6
5.2 1
4
1
2 0 —
24 2 2 0.005 0.010 0.015 0.020 0.025 0.030 V
0 5 10 15 20 25 t (s )
(b) (i) 123.1 (ii) 95.24
(b) Nilai yang salah = 13.8; Nilai yang betul = 12.4
(c) (i) h = 5.2, k = 0.45
(ii) 5.2 m s –1 Praktis SPM 6
(iii) 4.899 s
Kertas 1
3. (a) 1. (a) P = –3V + 11
W
(b) (i) –2.5 (ii) 3.27
Graf W melawan log L
1
12 10 2. y = —(x + 5x + 11)
2
10 9.2 5
3. h = 4, k = 3
8 1 3
6 4. (a) p = — (b) q = – —
4
3
y
1
4 5. X = —, Y = —–
3.4 x x 2
2
0.94 6. (a) log y = 3 log x + log h
10
10
10
log L
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 10 (b) (i) h = 100 (ii) k = 3
4
(b) (i) Nilai yang salah = 8.41; Nilai yang betul = 9.2 7. p = —, q = 14
3
(ii) 8.71
1
(iii) h = 2.57, k = 24.8 8. p = , q = 2
2
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