If A = [ a ij ] is a skew-symmetric matrix of order n, then a ii =

Mathematics · JEE Main · NTA Exams — Matrices and Determinants

1. 0 for some i
2. 0 for all i = 1, 2, ...... n
3. 1 for some i
4. 1 for all i = 1, 2, ......, n.

Answer

(B) 0 for all i = 1, 2, ...... n

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