Shamsun Nehar Asked a Question
September 18, 2020 5:22 pmpts 30 pts
If S and T are subsets of real numbers, then which of the following relation holds for union? (A) (S u T) = S' U T (S T)° = S°U To (B) (C) Isolated point of (S T) = Isolated point of S Isolated point ofT (D) Exterior point of (S T) = Exterior point of S u Exterior point of T Let A c M and Bc N be path connected. Then A x B is path connected in (Note: Path connected and connected are same in R) N (B) Nx M M (A) (C) M x N (D)
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  • Deepak singh
    see attached proof of option a ,
    • cropped6335778080690843131.jpg
    • cropped5764944719879227404.jpg
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  • Piyush pachauri thankyou
    Option A is correct. Any doubt then you can ask.
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    Shamsun Nehar
  • Piyush pachauri Best Answer
    • cropped6368344427061009956.jpg
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