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If set A contains 4 distinct numbers and set B contains 7 distinct numbers, how many elements are in ( A u B)

If set A contains 4 distinct numbers and set B contains 7 distinct numbers, how many elements are in ( A u B)
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1 vote
if set A contains 4 distinct numbers and set B contains 7 distinct numbers, how many elements are in ( A u B)

User Samuel Clay
by
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2 Answers

3 votes

Answer:

11

Explanation:

User Arathorn
by
8.3k points
3 votes

A \cup B will contain a minimum of 7 and a maximum of 11 elements. The number depends on how many are in both sets.
User Guimareshh
by
8.8k points
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