IIT JAM
Kavish aijaz ansari Asked a Question
January 15, 2021 11:36 pmpts 30 pts
  • IIT JAM
  • Mathematics (MA)

How to find the number of element in s?

6 Let S = A:A =[a,l5.5. a=0 or 1, Vi, ji,a =1, Vi anda =1, Vj{ Then, the number of elements in S is (B) 55 (A) 52 (D) 55 (C) 5!
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  • Anonymous User
    it means in each row only one place has 1 and other remaining 4 place will have 0 . so that row sum will be 1.
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  • Anonymous User Best Answer
    option c is correct
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    Anonymous User
    since sum of each row and each column of matrix is 1
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