SOLUTIONS TO EXERCISES, LESSON 3
1.
d
(para 3-2; figure 2-30)
2.
b
(para 3-44)
3.
a
(para 3-4a(1))
4.
b
(para 3-4a(2))
5.
a
(para 3-5; figure 3-3)
6.
b
(para 3-6b; figures 3-1 and 3-2)
7.
b
(para 3-7)
8.
a
(para 3-8a(2))
9.
a
(para 3-9; figure 3-1)
10.
b
(para 3-10a; figure 3-1)
11.
d
(para 3-10b(4); figure 3-1)
12.
b
(para 3-11a; figure 3-1)
13.
b
(para 3-11b(1); figures 3-1 and 3-5)
14.
d
(para 3-11c; figure 3-5)
15.
c
(para 3-14a)
16.
c
(para 3-17c(5))
17.
a
(para 3-19c(1))
18.
c
(para 3-16)
19.
a
(para 3-23)
20.
a
(para 3-28b)
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