Question: If you were solving the following proposition which method do you think would be best, Direct, Contrapositive or Contradiction? Explain why in full sentences. Proposition:

If you were solving the following proposition which method do you think would be best, Direct, Contrapositive or Contradiction? Explain why in full sentences.

Proposition: Suppose

a,

binZ. If

a b

is odd, then

a^{2} + b^{2}

is even.

If you were solving the following proposition

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