Page 40 - FOCUS KSSM TG 4 MATEMATIK TAMBAHAN

Matematik Tambahan Tingkatan 4 Jawapan

(c) (i) 3.52 (c) (i) x = 1.95 (ii) k = 2.455
(ii) y = ABBBBBBBBB (iii) h = 1.202
15.15 – 10x
5. (a) 7. (a) x 2 1.0 4.0 9.0 16.0 25.0 36.0
y
–
x xy 6.39 7.62 9.39 11.88 15.45 19.8
3.0 y (b)
Graf – melawan x
x
xy
2.5
20
Graf xy melawan x 2
2.0 18
16
1.5
14
1.0
12

0.5 10
0.3
x 8
0 1 2 3 4 5 6
6
(b) (i) p = 0.4 (ii) q = 0.06
(iii) y = 9.45 4
6. (a) x log y
10
0.5 0.46 2
1.0 0.56 x 2
2.0 0.71 0 5 10 15 20 25 30 35 40
2.5 0.79
(c) (i) p = 0.38 (ii) q = 2.28
3.0 0.87
3.5 0.95 8. (a) x 2 4 6 8 10
(b) log y 0.5400 0.439 0.310 0.193 0.090
10
log y
10
(b)
1.0 log y
Graf log y melawan x 10
10
0.9 0.7
0.8 0.6
Graf log 10 y melawan x
0.7
0.5
0.6
0.4
0.37
0.5
0.3
0.4
0.39
0.2
0.3
0.1
0.2
0.1 0 2 4 6 8 10 12 x

1.95 x (c) (i) y = 2.344 (ii) p = 4.467
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 (iii) q = 1.138

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