IIT JAM
Nani Asked a Question
February 4, 2021 7:16 pmpts 10 pts
  • IIT JAM
  • Mathematics (MA)

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

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  • Nani
    why -1
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  • Piyush pachauri
    Any doubt then you can ask
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  • Piyush pachauri thankyou
    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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