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Vijay posted an Question
September 27, 2021 • 08:16 am 30 points
  • IIT JAM
  • Mathematics (MA)

Nat17. please send the solution to the problem given in the attachment.

nat17. please send the solution to the problem given in the attachment.

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  • Srj Best Answer

    78. pls see attached

    cropped4455972805519250207.jpg
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    sir but order of element should order of group and 142 does not divide 156..so how can we proceed further..!!?? probably i am doing mistake pls once tell that

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    No. order of element should not be order of group. There is formula for computing order of element in zn. first find gcd between both. and divide order of group which is here 156 by gcd

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    sir i meant to say order of element should divide order of group ...isnt this true for abelian group..?

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    yes. but 142 is not order of element

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    78 is order and that divide 156

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    ok i missed that..got my mistake sir..thank u sir

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    no problem

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