428
Answers to Problems of the A Groups
5. (a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
(i)
(j)
(k)
(D
(m)
(n)
(o)
(P)
6.
1.6757783
2.5646606
-2.28399666
-6.05898576
3.19645254
9.55954756
It is not possible to take the
log of a negative number.
1.34025042
8.59137259
-7.25589532
-12.28079619
5.47646355
64.02218160
It is not possible to take the
log of a negative number.
5.5613470 x 10
7
2.0000000
(q) 4.3336117 x 10"
7
(r) 9.7485494 x 10~
9
(s) 44.444702
(t) 3.1763620 x lO'
3
(u) 48.242481
(v) 2.0000056
(w) 0.12878512
(x) 1.4204502 x 1Q-"
2
(y) 1.0067627
(z) 9.9999509 x 10~
2
(aa) 5.5613470 x 10
7
(bb) 2.0000000
(cc) 4.3336117 x 10~
7
(dd) 9.7485494 x 10~
9
(ee) 1.0168104 x 10
2
(fi) 3.1763620 x 1Q5
(gg) 1.0001462
(a) 5.25
(b) 31.0
(c) 9.0
(d) 113
(e) 5.56008327
(f) 2.5600000
(g) 23.59550562
(h) 0.47222222
(i) 2.2282812 x 10
6
(j) 52.749700
(k) 2.0642773 x 10~
2
(1) 4.4794059
(x) t
Factor
20
0.98740
21
0.98677
22
0.98614
23
0.98551
24
0.98488
25
0.98425
(m) P = 71
(n) AC =
(o) M = i:
(p) x = 0.7
(q) x = -2
(r) x = -2
(s) n = 3 a
(l)m = 2
(u) y = -9
(v) x = 0.6
(w) x = 3.8
t
Factor
26
0.98362
27
0.98299
28
0.98236
29
0.98173
30
0.98110
(y) t
0
5
10
15
20
25
4.696
6.655
9.315
12.888
17.635
23.878
30
35
40
45
50
32.009
42.503
55.929
72.964
94.407