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Ex 5.4, 2 Find the number of digits in the square root of each of the following numbers (without any calculation). (iv) 27225 Number of digits in 27225 = n = 5. Since n is odd, ∴ Number of digits in square root = (𝑛 + 1)/2 = (5 + 1)/2 = 6/2 = 3

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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.