Ashwini posted an Question
July 21, 2020 • 15:24 pm 30 points
  • IIT JAM
  • Mathematics (MA)

30. let (an} be a sequence of positive real numbers such that a, =1a1 2a,an1-a, 0 for all n 21. then, the sum of the series -1 an lies in the interval (a)(1,2]

30. Let (an} be a sequence of positive real numbers such that a, =1a1 2a,an1-a, 0 for all n 21. Then, the sum of the series -1 an lies in the interval (a)(1,2] (b) (2, 3] (C) (3, 4] (d) (4. 5]

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    Chandra prakash

    dear option A is correct... deepak sir already attached you solution.... try to understand that situation... hope it will great help of you by deepak sir.. best regards..

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