nataliamontirl1802 nataliamontirl1802

28-07-2017
Mathematics

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What is the cardinality of the set {ø, {ø}, {ø, {ø}}}?

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konrad509 konrad509

28-07-2017

[tex]n(\{\emptyset, \{\emptyset\}, \{\emptyset, \{\emptyset\}\}\})=3[/tex]

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