Roro7486 Roro7486

26-10-2022
Mathematics

Answered

What is the cardinality of each of these sets?
(a) âˆ…
(b) {âˆ…}
(c) {âˆ…,{âˆ…}}
(d) {âˆ…,{âˆ…},{âˆ…,{âˆ…}}}

Answer :

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