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Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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PLEASE HELP with explanations of the answer.
Transcribed Image Text:Set true/false for each statement:
а. -99 € N
b. 0ER
55 E Z
d. 55 E N
10 E Z+
f. -4 ¢ Z+
g. 5 € {1, 6, a, s, 55}
h. 12 ¢ {x: x E Z,0<x<13 and x is prime}
i. 21 € { x: x E N, x is even }
j. 1€ {{1}, 2, 3}
k. {3,2} € {2, 3, {1}, {2,3}}
С.
е.
Expert Solution
Step 1
N denotes a set of natural numbers, which is a set of whole numbers starting from 1 and -99 is a negative number, hence does not belongs to set of natural number, hence the statement is false.
R denotes the set real numbers, which is defined as positive or negative including zero, rational and irrational numbers, hence, the statement is true.
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