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Example 5 (i) - Chapter 8 Class 8 Algebraic Expressions and Identities

Last updated at Dec. 16, 2024 by Teachoo

 

 

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Example 5 Simplify the expressions and evaluate them as directed: (i) ๐‘ฅ (๐‘ฅโˆ’3)+2 for ๐‘ฅ=1 ๐‘ฅ (๐‘ฅโˆ’3)+2=๐‘ฅร—๐‘ฅโˆ’๐‘ฅร—3+2 =๐‘ฅ^2โˆ’3๐‘ฅ+2 For x = 1 Putting x = 1 in expression ๐‘ฅ^2โˆ’3๐‘ฅ+2 = 1^2โˆ’3ร—1+2 = 1โˆ’3+2 = (1+2)โˆ’3 = 3โˆ’3 = ๐ŸŽ
  1. Chapter 8 Class 8 Algebraic Expressions and Identities
  2. Serial order wise

    3. Examples

    Algebra Identities and Formulas →
Algebra Identities and Formulas →
Chapter 8 Class 8 Algebraic Expressions and Identities
Serial order wise

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Davneet Singh

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