Ex 14.4, 1 - Rewrite with 'if-then' in five different ways - Ex 14.4

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Question 1 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. The given statement can be written in five different ways as follows. A natural number is odd implies that its square is odd. (ii) A natural number is odd only if its square is odd. (iii) For the number to be odd, it is necessary that its square 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.

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo