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Any open subset of R can be expressed as the union of a countable number of


A) closed sets

B) mutually disjoint closed sets

C) open sets

D) mutually disjoint open intervals

Correct Answer:
D) mutually disjoint open intervals

Description for Correct answer:
Any open subset of R can be expressed as the union of a countable number of mutuall disjoint open intervals.

Part of solved Real Analysis questions and answers : >> Elementary Mathematics >> Real Analysis




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