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Vijay posted an Question
July 20, 2022 • 17:31 pm 30 points
  • CSIR NET
  • Mathematical Sciences

The number of 4 x 4 skew-symmetric matrices with entries in the set {-1,0, 1} is q.35 ans a 4 xb3 3 xd 310

The number of 4 x 4 skew-symmetric matrices with entries in the set {-1,0, 1} is Q.35 Ans A 4 XB3 3 XD 310

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    Navdeep goyal 1 Best Answer

    Each element above diagonal can be filled in 3 ways (1or 0 or -1). And once an element above diagonal is filled, one element below will be negative of it. ∴ total number of ways=3⁶

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