X={1,2,3,4,5,6,7,8,9} युग्म (A,B) की संख्या जबकि A subset of XB subset of X and A not equal to B
Rahul Singh , 5 Years ago
Grade 12th pass
Trigonometry> X={1,2,3,4,5,6,7,8,9} युग्म (A,B) की संख्...
1 AnswersVikas TU
Last Activity: 5 Years ago
Hiii
The number of combination of (A,B) will depend on the nuber of elements present in the Subset A and subset B.
So, If you consider the number of element in A and B both are 1. Then there will be total combinaton woud be 9*9 – 9!/2!.
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