Question

c= {x|x element N.x}​

Answer 1

Answer:

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Step-by-step explanation:

subset is a set whose elements are all members of another set. The symbol "⊆" means "is a subset of". The symbol "⊂" means "is a proper subset of". ... Since all of the members of set A are members of set B, A is a subset of B. Symbolically this is represented as A ⊆ B.

Answer 2

Step-by-step explanation:

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