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Ex 6.2, 1 (iv) - Chapter 6 Class 8 Squares and Square Roots

Last updated at March 22, 2023 by

Ex 6.2, 1 - Chapter 6 Class 8 Squares and Square Roots - Part 4

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Ex 6.2, 1 Find the square of the following numbers. (iv) 93We know that 93 = 90 + 3 Now, 932 = 93 × 93 = (90 + 3) × (90 + 3) = 90 × (90 + 3) + 3 × (90 + 3) = 90 × 90 + 90 × 3 + (3 × 90) + 3 × 3 = 8100 + 270 + 270 + 9 = 8649

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.