Page 36 - FOCUS KSSM TG 4 MATEMATIK TAMBAHAN

Matematik Tambahan Tingkatan 4 Jawapan

(b) L = 5F + 11 (e) log y = b log x + log a; Y = log y, X = log x,
10 10 10 10 10
7. (a) m = b, c = log a
10
q 1 1
(f) y = (–4)— + 3; Y = y, X = —, m = –4, c = 3
x
x
Graf q melawan p
12
(g) log y = – log x + log p; Y = log y, X = log x,
10
10
10
10
10
10 m = –1, c = log p
10
8
(h) xy = kx – h; Y = xy, X = x , m = k, c = –h
2
2
6
(i) log y = (–log k) x + log h;
4 10 10 10
Y = log y, X = x, m = –log k, c = log h
2 1.8 10 10 10
y
y
p (j) —– = –qAB + p; Y = —–, X = AB, m = –q, c = p
x
x
0 2 4 6 8 10 12 14 AB x AB x
y
2. X = x, Y = —
(b) q = 0.71p + 1.80 x
8. (a) 17.0 3. p = 2, q =1
(b) 0.9
1
(c) 18.0 4. a = 1, b = —
3
9. (a)
V 5. h = 3.981, k = 0.2
1
9
Graf V melawan T 6. h = – —, k = —
170 4 4
160
7. (a)
150
143
140 xy
130 18
Graf xy melawan x 2
120
113 112 16
110 T
0 20 40 60 80 100 120
14
(b) (i) 143 12
(ii) 113
(iii) 112
10
3 5
10. (a) p = —q – —
4 8 8
5
(b) (i) —
6
1
(ii) –2— 6
8
4
11. (a) p = –0.8q + 6
(b) (i) 6
(ii) –2 2
x 2
Cuba ini! 6.2 0 5 10 15 20 25 30 35 40
y y –2 –1.5
1. (a) — = 4x – 3; Y = —, X = x, m = 4, c = –3
x x
1 5 1 1 1 5 1
y 1 2
(b) — = — — + 2; Y = — , X = —, m = —, c = 2 (b) (i) h = —
x
y
2 x
2
2
1 1 1 1 1 1 1 1 3
y 1 2
(c) — = — — + —; Y = —, X = —, m = —, c = — (ii) k = – —
4
y
x
6 x
6
6
6
2
(d) xy = 5x – 3; Y = xy, X = x , m = 5, c = –3
2
239