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Find counterexample to each statement:
All prime numbers are odd:
Counterexample:
b) Let n be an integer. If (n^2 + n) is even; then n is even.

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For each of the following statements, either prove that the statement is true O give a counterexample that disproves it. If n is an odd integer then 3n is odd:For all positive integers n, 4n? Iln + 6 = n3 2n2 _The product of four consecutive integers is divisible by 8_

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03:14

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