Section 4.1 Homework
1) For A = cfw_a, u, p, l, m and B = cfw_21, 32, 5
a) How many elements are in AB? 5 x 3 = 15 elements
b) List the elements of AB.
This problem is similar to example 4 and problem
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3.1
6.
Suppose a and b are real numbers. Prove that if 0< a<b then
1 1
<
b a .
Given: a and b are real numbers
Assume: 0<a<b
Show:
1 1
<
b a
Proof: Using the assumption that 0< a<b , w
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2.1
6. (a) x yP( x , y)
This statement means that there exists at least one person who is a parent of everyone.
Since it is physically impossible for somebody to be a parent of everyon
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1.3
4. (a)
cfw_ x
2
| x N\0
(b)
x
cfw_ 2 | x N
(c)
cfw_x N| 10 x 19
1.4
6. (a) (A
B)\C = (A\C)
(B\C)
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(b) A
(B\C) = (A
B) \ (C\A)
11. (a)
(A
B)\C is a subset of A
(B\C).
[Type the document title]
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1.1
2. (a)
Let J stand for "John is telling the truth".
Let B stand for "Bill is telling the truth".
(JB) (JB)
(b)
Let F stand for "I'll have fish".
Let C sta
Percent Reflection
1. Al has made two errors. First, he should use the same units of measurement for the two
shadows. His is measured in inches while the tree's shadow is measured in feet. Second, he
Probability Reflection
1. I would tell her that in independent events, the outcome of one event would not affect the
result of the other event. For example, whether or not one pulls a red marble out o
Statistics Reflection
1. In the real world, I mostly see bar graphs. However, I often see many other different types of
graphs, too. Therefore, students should be taught how to accurately interpret al
Discrete Mathematics Questions and Answers Sets
This set of Discrete Mathematics Multiple Choice Questions & Answers (MCQs) focuses on Sets.
1.
A
a)
b)
c)
d)
View Answer
_
is
an
ordered
collection
of
MAT 230 Module Four Homework
Jazmine Kyle
MAT 230
General:
Before beginning this homework, be sure to read the textbook sections and
the material in Module Four.
Type your solutions into this docume
Module Six Homework
General:
Before beginning this homework, be sure to read the textbook readings and the
module notes.
For additional practice, each homework problem has some ungraded examples
and
Appendix A Homework
1) The following function written in pseudocode accepts INCOME as a variable and
outputs the TAX corresponding to that income.
FUNCTION TAX (INCOME)
1. IF (INCOME > 60000) THEN
a.
Section 1.1 Homework
1) Suppose C = cfw_red, blue, gray, orange. For a) and b) below, fill in the value(s) that
makes the statement true (Note: More than one answer is possible). This problem is
simil
Module Two Homework
General:
Before beginning this homework, be sure to read the textbook readings and the
module notes.
For additional practice, each homework problem has some ungraded examples
and
Section 3.1 Homework
1) Suppose a company will select 3 people from a collection of 12 applicants to serve as
a regional manager, an assistant regional manager, and an assistant to the regional
manage
Dear Teachers,
Welcome to MatheMagic!
MatheMagic! is a real theatrical magic show with music, costumes, comedy, and illusions. In this fun format,
kids (unknowingly) practice classroom skills, i.e., m