Ankur posted an Question
January 30, 2021 • 21:14 pm 30 points
  • IIT JAM
  • Mathematics (MA)

Sections:part a part b part c question 36 determine which of the following hold select one or more iro is dis-connected subset of r r0} is open subset of r is d

SECTIONS:Part A Part B Part C Question 36 Determine which of the following hold Select one or more IRO is dis-connected subset of R

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    Sonu saini

    all options are right because in option two it is union of two open subsets

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    Sonu saini

    answer b is correct because it is union of two open subset of R

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    Satpal singh Best Answer

    option a,c,d are not intervals so they are disconnected

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    Satpal singh

    In R any subset is connected if and only if it is an interval.

  • comment-profile-img>
    Satpal singh

    use same approach for R\Q set of irrational numbers is also not an interval

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