Math Problem Statement
Let U = Universal set ={ a,b,c,d,e,1,2,3 } , A={2,1,3,a,b} , and B={c,1,d} . List the elements of the following sets. If there is more than one element write them separated by commas. A¯¯¯¯={
c,d,e }
A∪B¯¯¯¯¯¯¯¯¯¯¯¯¯={
1, 2, 3, a, b, e }
A¯¯¯¯∩B¯¯¯¯={
e }
Solution
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Math Problem Analysis
Mathematical Concepts
Set Theory
Union of Sets
Intersection of Sets
Complement of a Set
Formulas
Complement of a set A: A¯ = U - A
Union of sets: A ∪ B = {x | x ∈ A or x ∈ B}
Intersection of sets: A ∩ B = {x | x ∈ A and x ∈ B}
Theorems
De Morgan's Laws: (A ∩ B)¯ = A¯ ∪ B¯, (A ∪ B)¯ = A¯ ∩ B¯
Suitable Grade Level
Grades 9-12
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