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Question

What are elements and cardinality?


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Solution

Elements and cardinality

Elements: Elements are the items or members present in a set.

Cardinality: The cardinality of a set is the number of unique elements present in a set.

Example:

For a set A=1,2,3,4,5

The elements of the set are: 1,2,3,4 and 5

The cardinality of the set is: nA=5


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