Krishna shukla Asked a Question
April 10, 2021 5:32 ampts 30 pts
please tell me what is the supremum in S={x€N/x²<7}
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  • Deepak singh thankyou
    clearly , infimum = 1 and supremum = 2 , if x belongs to natural no.
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    Krishna shukla
    yeah that i was thinking because we are getting only two elements in the set 1 and 2
  • Alka gupta Best Answer
    if x from natural numbers and set S have elements x^2 then ... S ={ 1, 4 ,9 ,16 ,........} it is clear that infimum of the set is 1 but supremum is not exist. so set S is bounded ...
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    Krishna shukla
    mam may be 2 is supremeum
  • Krishna shukla
    please explain
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