Consider the statement: “For an integer n, if n3−1 is even, then n is odd.” The contrapositive statement of this statement is:

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For an integer n, if n is odd, then n3−1 is even

For an integer n, if n is even, then n3−1is odd

For an integer n, if is not even, thenn3−1 n is not odd

For an integer n, if n is even, then n3−1 is even

answer is B.

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Detailed Solution

The contra positive of p→q is ~q→~p

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