What type of set is denoted as either { } or ∅?
Empty (or Null) Set
What does this symbol ( ∪ ) represent in set theory?
Union
What does this symbol ( ∩ ) represent in set theory?
Intersection
Find n(A) when A = {14, 16, 18, 20, 22, 24}
6
The Universal Set = { 0, 1, 2, 3 ,4} and A = {0, 1, 3}. What is the complement of A?
{2, 4}
Define the given set "Set of pretty ladies". Well-defined or not well-defined?
not well-defined
M ∪ N = ?
M ∪ N = {1, 2, 3, 5, 6, 8, 9}
What does this symbol ( ⊂ ) represent in set theory?
Proper Subsets
What does this symbol ( ε ) represent in set theory?
Universal Sets
{3} ∈ {2, 3, 4, 5}
False
Define the given set "Set of multiples of 3". Well-defined or not well-defined?
Well-defined
{e, f, g} ⊆ {g, e, f}
True
3
