2. Using the set-roster notation. а. Let A = {1,2,3}, B = {3,1,2}, and C = {1,1,2,3,3,3,3}. What are the elements of A,B, and C? How are A, B, and C related? b. Is {0} = 0? c. How many elements are in the set {1,{1}}? d. For each nonnegative integer n, let Un = {n,-n}. Find U1, U2, and Uo?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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1. Fill in the blanks to rewrite the following statement in three different ways:
There is a person in my class who is at least as old as every person in my class.
is at least as old as
b. There is a person p in my class such that p is
а.
Some
С.
There is a person p in my class with the property that for every person q in my class, p is
2. Using the set-roster notation.
a. Let A = {1,2,3}, B = {3,1,2}, and C = {1,1,2,3,3,3,3}. What are the elements of A,B, and C? How are A,
B, and C related?
b. Is {0} = 0?
C.
How many elements are in the set {1,{1}}?
d. For each nonnegative integer n, let Un = {n,-n}. Find U1, U2, and Uo?
Transcribed Image Text:1. Fill in the blanks to rewrite the following statement in three different ways: There is a person in my class who is at least as old as every person in my class. is at least as old as b. There is a person p in my class such that p is а. Some С. There is a person p in my class with the property that for every person q in my class, p is 2. Using the set-roster notation. a. Let A = {1,2,3}, B = {3,1,2}, and C = {1,1,2,3,3,3,3}. What are the elements of A,B, and C? How are A, B, and C related? b. Is {0} = 0? C. How many elements are in the set {1,{1}}? d. For each nonnegative integer n, let Un = {n,-n}. Find U1, U2, and Uo?
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