Question
Out of the following which is a skew- symmetric matrix
Answer: Option A
:
A
In a skew-symmetrix matrix aij=−aji∀i,j=1,2,3forj=i,aii=−aji⇒ each aii=0.
Hence the matrix ⎡⎢⎣045−40−6−560⎤⎥⎦is skew-symmetric.
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:
A
In a skew-symmetrix matrix aij=−aji∀i,j=1,2,3forj=i,aii=−aji⇒ each aii=0.
Hence the matrix ⎡⎢⎣045−40−6−560⎤⎥⎦is skew-symmetric.
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