Rewrite the following statement with "If -then" in five different ways conveying the same meaning. . If a natural number is odd, then its square is also odd

Explanation

1) A natural number is odd implies that its square is
ii) A natural number is odd only if its square is odd
iii) For a natural number to be odd it is necessary that its squàre is odd.
iv) For the square of a natural number to be odd, it is sufficient that the number is odd
v) If the square of a natural number is not odd, then the natural number is not odd.