- Since the empty set ∅ contains no element, the statement a∈∅ is false, and hence the implication (x∈∅)→(x∈A) is true, and hence it is true that ∅⊆A.
2. Since the empty set ∅ contains no element, its cardinality is equal to zero. Therefore, statement n(∅)=0 is true.
Comments
Leave a comment