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? How many elements are in the set {1,{1}}? d. For each nonnegative integer n, let Un = {n,-n}. Find U1, U2, and Uo? C.

Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.CR: Chapter Review
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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: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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