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If C is skew-symmetric matrix of order n...

If `C` is skew-symmetric matrix of order `n and X isnxx1` column matrix, then `X^T C X` is a. singular b. non-singular c. invertible d. non invertible

A

singular

B

non-singular

C

invertible

D

non-invertible

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The correct Answer is:
A, D
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