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Lê Quốc Trần Anh Coordinator

03/01/2018 at 16:49
Answers
3
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 What is the smallest counting number n such that the product 245n is a perfect square? 




    List of answers
  • ...
    Dao Trong Luan Coordinator 03/01/2018 at 17:17

    Because 245n is a perfect number => 245n \(\ge0\)

    When n = 0

    So n = 0 is smallest number satisfactory 

    Lê Quốc Trần Anh selected this answer.
  • ...
    FA Liên Quân Garena 08/01/2018 at 21:52

    Because 245n is a perfect number => 245n ≥0

    When n = 0

    So n = 0 is smallest number satisfactory

  • ...
    Trần Phan Tuyết Như 05/01/2018 at 12:33

    Bởi vì 245n là một số hoàn hảo => 245n ≥ 0≥0

    Khi n = 0

    Vì vậy, n = 0


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