Solutions Manual for Mathematics for Elementary School Teachers 6th Edition by Bassarear IBSN 9781305071360 Full clear download (no formatting errors ) at: http://downloadlink.org/p/solutions-manual-for-mathematics-forelementary-school-teachers-6th-edition-by-bassarear-ibsn-9781305071360/ Chapter 2
Fundamental Concepts
SECTION 2.1 Sets 1. a.
0 or 0 { }
b.
2. a.
DE
3. a.
{e, l, m, n, t, a, r, y} and {x | x is a letter in the word ―elementary‖} or {x | x is one of these letters: e, l, m, n, t, a, r, y}.
b.
A U
b.
{Spain, Portugal, France, Ireland, United Kingdom (England/Scotland), Western Russia, Germany, Italy, Austria, Switzerland, Belgium, Netherlands, Estonia, Latvia, Denmark, Sweden, Norway, Finland, Poland, Bulgaria, Yugoslavia, The Czech Republic, Slovakia, Romania, Greece, Macedonia, Albania, Croatia, Hungary, Bosnia and Herzegovina, Ukraine, Belarus, Lithuania}. Also {x | x is a country in Europe}.
c.
{2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97}. Also {x | x is a prime less than 100}.
d.
The set of fractions between 0 and 1 is infinite. {x | x is a fraction between zero and one}.
e.
{name1, name2, name3, etc.}. {x | x is a student in this class}.
4. a.
b.
∈
c.
d.
False; red is an element, not a set.
e.
True
f.
g.
False; gray is not in set S.
h. True
∈; 3 is an element of the set.
b.
; {3} is a subset of the set.
c.
∈; {1} is an element of this set of sets.
d.
; {a} is a subset of the set.
e.
5. a.
f. 6. a. 7.
3B
or ; {ab} is neither a subset nor an element. ; the null set is a subset of every set.
64
b.
a. F
S
P
U
b.
A set with n elements has 2n subsets. U
F
S
P