1. Chapter 6 Class 8 Squares and Square Roots
  2. Serial order wise
  3. Ex 6.2

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

Last updated at Aug. 31, 2021 by

Ex 6.2, 1 - Chapter 6 Class 8 Squares and Square Roots - Part 5

  1. Chapter 6 Class 8 Squares and Square Roots
  2. Serial order wise

    3. Ex 6.2

    Ex 6.3 →

Transcript

Ex 6.2, 1 Find the square of the following numbers. (v) 71We know that 71 = 70 + 1 Now, 712 = 71 × 71 = (70 + 1) × (70 + 1) = 70 × (70 + 1) + 1 × (70 + 1) = 70 × 70 + 70 × 1 + (1 × 70) + 1 × 1 = 4900 + 70 + 70 + 1 = 5041

Chapter 6 Class 8 Squares and Square Roots
Serial order wise

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.