Last updated at Dec. 16, 2024 by Teachoo
Ex 5.2, 1 Find the square of the following numbers. (iv) 93We know that 93 = 90 + 3 Now, 932 = 93 × 93 = (90 + 3) × (90 + 3) = (90 + 3)2 = 902 + 32 + 2 × 90 × 3 = 8100 + 9 + 540 = 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 14 years. He provides courses for Maths, Science and Computer Science at Teachoo