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A skew - symmetric matrix S satisfies th...

A skew - symmetric matrix S satisfies the relation `S^(2) + I = 0`, where I is a unit matrix , then S is a)Idempotent b)Orthogonal c)Involuntary d)None of these

A

Idempotent

B

Orthogonal

C

Involuntary

D

None of these

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The correct Answer is:
B
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