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Ex 5.1, 3 The squares of which of the following would be odd numbers? (iii) 7779Since 7779 is an odd number ∴ Its square will also be an odd number.

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Davneet Singh

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, Social Science, Physics, Chemistry, Computer Science at Teachoo.