Ex 9.2, 4 - Chapter 9 Class 8 Algebraic Expressions and Identities - Part 3

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

Transcript

Ex 9.2, 4 Obtain the volume of rectangular boxes with the following length, breadth and height respectively. (iii) ๐‘ฅ๐‘ฆ, 2๐‘ฅ^2 ๐‘ฆ, 2๐‘ฅ๐‘ฆ^2 Length = ๐‘ฅ๐‘ฆ, Breadth = 2๐‘ฅ^2 ๐‘ฆ, Height = 2๐‘ฅ๐‘ฆ^2 Volume = Length ร— Breadth ร— Height = ๐‘ฅ๐‘ฆ ร— 2๐‘ฅ^2 ๐‘ฆ ร— 2๐‘ฅ๐‘ฆ^2 = ๐‘ฅ ร— ๐‘ฆ ร— 2 ร— ๐‘ฅ^2 ร— ๐‘ฆ ร— 2 ร— ๐‘ฅ ร— ๐‘ฆ^2 = (2ร—2) ร— (๐‘ฅร—๐‘ฅ^2ร—๐‘ฅ) ร— (๐‘ฆร—๐‘ฆร—๐‘ฆ^2 ) = 4 ร— ๐‘ฅ^4 ร— ๐‘ฆ^4 = ๐Ÿ’๐’™^๐Ÿ’ ๐’š^๐Ÿ’

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Davneet Singh
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.