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Ex 6.3, 4 - Find square roots by Prime Factorisation (i) 729 (ii) 400

 

 


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Ex 6.3, 4 Find the square roots of the following numbers by the Prime Factorization Method. (i) 729We use prime factorization to find square root. Thus, 729 = 3 × 3 × 3 × 3 × 3 × 3 Square root of 729 = 3 × 3 × 3 = 9 × 3 = 27

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Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.