data managment

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1. can a network have exactly one vertex with an odd degree? Provide evidence to suport your answer.

2. explain why for any materix A, (At)t = A. You may use examples to illustrate your answer.

this is grade 12 data managment help me out guys if u know how

1. No, intuitive.

2. Like the question says, write out examples. Any matrix will do.

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