Example 9 - Expand: (i) (3/5)^4 (ii) (-4/7)^5 - Chapter 13 Class 7

Example 9 - Chapter 13 Class 7 Exponents and Powers - Part 2

  1. Chapter 13 Class 7 Exponents and Powers
  2. Serial order wise

Transcript

Example 9 Expand: (i) (3/5)^4 (3/5)^4 As ๐‘Ž^๐‘š/๐‘^๐‘š = (๐‘Ž/๐‘)^๐‘š (3/5)^4 = 3^4/5^4 = (๐Ÿ‘ ร— ๐Ÿ‘ ร— ๐Ÿ‘ ร— ๐Ÿ‘)/(๐Ÿ“ ร— ๐Ÿ“ ร— ๐Ÿ“ ร— ๐Ÿ“) Example 9 Expand: (ii) ((โˆ’4)/7)^5 ((โˆ’4)/7)^5 As ๐‘Ž^๐‘š/๐‘^๐‘š = (๐‘Ž/๐‘)^๐‘š = ใ€–(โˆ’4)ใ€—^5/ใ€–(7)ใ€—^5 = ((โˆ’๐Ÿ’) ร— (โˆ’๐Ÿ’) ร— (โˆ’๐Ÿ’) ร— (โˆ’๐Ÿ’))/(๐Ÿ• ร— ๐Ÿ• ร— ๐Ÿ• ร— ๐Ÿ• ร— 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.