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Mathematics, 13.10.2019 00:10 idioticeinstein9021

Choose the true biconditional statement that can be formed from the conditional statement "if a natural number n is odd, then n2 is odd" and its converse.

a. n2 is not odd if and only if a natural number n is not odd.
b. a natural number n is odd if and only if n2 is odd.
c. a valid biconditional cannot be formed because the statement and its converse are not logically equivalent.
d. a natural number n is not odd if and only if n2 is not odd.

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