Let S = {1, 5, 9}. Prove that if n S and n2+n62 is odd, then 2n3+3n2+n6 is even
Chapter 3, Problem 3.14(choose chapter or problem)
Let S = {1, 5, 9}. Prove that if n S and n2+n62 is odd, then 2n3+3n2+n6 is even.
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