How many improper subsets are there in set {a,b} ?
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Step-by-step explanation:
The null set ϕ is subset of every set and every set is subset of itself, i.e., ϕ⊂A and A⊆A for every set A. They are called improper subsets of A. Thus every non - empty set has two improper
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Step-by-step explanation:
Every non - empty set has two improper
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