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15 questions
If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∩ B?
{3, 5, 7}
{2, 3, 5, 7}
{2, 3, 5, 7, 9}
{1, 2, 3, 5, 7, 9}
If
U (the universal set) = {1, 3, 5, 7, 9, 11, 13, 15, 17} and W = {5, 7, 9, 11}, then W' = . . ..
{1, 3, 13, 15, 17}
{1, 3}
{2, 4, 6, 8, 10, 12, 14, 16}
{1, 3, 5, 7, 9, 11, 13, 15, 17}
What does this symbol ( ∪ ) represent in set theory?
Union
Intersection
Disjointed
Subset
Given the following Venn diagram, let blue represent the students taking drama (D) and green represent the students taking math (M).
What is n(D ⋃ M)?
5
7
2
4
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