Sonika posted an Question
September 20, 2020 • 02:52 am 30 points
  • CSIR NET
  • Mathematical Sciences

46. let a and b be two closed subsets of r if a+ b = (a + b, a e a, be b) then a + b isa 46. (b) compact set (a) open set (d) none of these (c) closed set

46. Let A and B be two closed subsets of R if A+ B = (a + b, a e A, be B) then A + B isa 46. (B) Compact set (A) Open set (D) None of these (C) Closed set

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    Deepak singh 1 best-answer

    see attached solution .. clearly option a and b cant be true for option c , see attached So, option d is true..

    cropped4675254863337051770.jpg
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