Nani posted an Question
February 05, 2021 • 00:46 am 10 points
  • IIT JAM
  • Mathematics (MA)

The number of subgroups of z, x z, of order 7 is

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    Piyush pachauri best-answer

    Ans is 8 No of elements of order 7 in Z7×Z7 : 49-1=48 No of subgroups of order 7 = 48/6 =8 No of subgroups = No of elements/ phi(7)

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