Q.
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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a
For an integer n, if n is odd, then n3−1 is even
b
For an integer n, if n is even, then n3−1is odd
c
For an integer n, if is not even, thenn3−1 n is not odd
d
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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