Question: Reference: Linear Algebra, 5th ed., Friedberg, Insel, and Spence Pearson A matrix M is called skew-symmetric if M t = M. a) Prove that if

Reference: Linear Algebra, 5th ed., Friedberg, Insel, and Spence Pearson

A matrix M is called skew-symmetric if M^t = M. a) Prove that if M is skew symmetric and n is odd, then M is not invertible. b) What happens if n is even?

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