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Mathematics 19 Online
OpenStudy (anonymous):

Helppp

OpenStudy (anonymous):

terenzreignz (terenzreignz):

What's n? Like the cardinality? Also... it says "quiz" on your attachment :/

OpenStudy (anonymous):

Cardinally

terenzreignz (terenzreignz):

Well, cardinality is the number of elements in the set. So how many elements does that set have?

OpenStudy (anonymous):

1

terenzreignz (terenzreignz):

I suggest you *ehem* recount.

OpenStudy (anonymous):

It's zero

terenzreignz (terenzreignz):

Yup. It's called empty set for a reason :)

OpenStudy (anonymous):

Thats my answer than

terenzreignz (terenzreignz):

Yes.

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