Slide12.JPG

  1. Chapter 9 Class 8 Algebraic Expressions and Identities
  2. Serial order wise

Transcript

Ex 9.1, 3 Add the following. (iv) ๐‘™^2 ใ€–+ ๐‘šใ€—^2, ๐‘š^2 ใ€–+ ๐‘›ใ€—^2, ๐‘›^2 ใ€–+ ๐‘™ใ€—^2, 2๐‘™๐‘š + 2๐‘š๐‘› + 2๐‘›๐‘™ Expressions are ๐‘™^2 ใ€–+ ๐‘šใ€—^2, ๐‘š^2 ใ€–+ ๐‘›ใ€—^2, ๐‘›^2 ใ€–+ ๐‘™ใ€—^2, 2๐‘™๐‘š + 2๐‘š๐‘› + 2๐‘›๐‘™ We put like terms below like terms โˆด Required sum = 2๐‘™^2+2๐‘š^2+2๐‘›^2+2๐‘™๐‘š+2๐‘š๐‘›+2๐‘›๐‘™ = ๐Ÿ(๐’^๐Ÿ+๐’Ž^๐Ÿ+๐’^๐Ÿ+๐’๐’Ž+๐’Ž๐’+๐’๐’)

About the Author

Davneet Singh's photo - Teacher, Computer Engineer, Marketer
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.