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Mathematics 25 Online
OpenStudy (anonymous):

Find the cardinal number of the following set: A = {6, 10, 14, 15, 16} how do you find a cardinal number?

OpenStudy (anonymous):

is it 5?

OpenStudy (anonymous):

Yes, cardinality means size.

OpenStudy (anonymous):

For interesting reading, look up "The cardinality of infinite sets." ;-)

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