Utkarsh posted an Question
January 30, 2022 • 20:17 pm 30 points
  • Mathematics (MA)

Answer must be option b,d both ??????

Example 21 : Let G be group. If H and K are subgroups of a group G, then which of the following statement is true? a) HuK is also a subgroup b) HK is also a subgroup Sub Quotie Defini G, then c) HK is also a subgroup d) The order of H and K are the divisors of the order of G. to multi factor

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  • Anonymous User best-answer

    A not true (2z+) and (3z+) are sungroup of (z+) but (2zU3z) is not subgroup bcz 2,3€ 2ZU3Z but 2+3 not element to 2ZU3Z the intersection of two subgroup is also sungroup so b true C not true HK is sungroup of G off HK=KH D true by langrange th o(H)|o(G) and o(K)|o(G)


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