Let (A7, 7)=({1, 2, 3, 4, 5, 6}, 7) is a group. It has two sub group – McqOptions

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1.	Let (A7, 7)=({1, 2, 3, 4, 5, 6}, 7) is a group. It has two sub groups X and Y. X={1, 3, 6}, Y={2, 3, 5}. What is the order of union of subgroups?
A.	65
B.	5
C.	32
D.	18
Answer» C. 32

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Let (A7, 7)=({1, 2, 3, 4, 5, 6}, 7) is a group. It has two sub groups X and Y. X={1, 3, 6}, Y={2, 3, 5}. What is the order of union of subgroups?