If A is a skew-symmetric matrix of order 3, then prove that det `A = 0

1.	If A is a skew-symmetric matrix of order 3, then prove that det `A = 0`.
Answer» `A^T=-A` as A is a skew symmetric matrix. `\|A\|=\|A^T\|` `\|A\|=\|-A\|=-\|A\|` `2\|A\|=0` `\|A\|=0`

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If A is a skew-symmetric matrix of order 3, then prove that det `A = 0`.

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