Example 6 (i) - Chapter 8 Class 8 Algebraic Expressions and Identities

Last updated at April 16, 2024 by

Example 6 - Add (i) 5m (3 - m) and 6m^2 - 13m (ii) 4y (3y^2 + 5y - 7)

Example 6 - Chapter 9 Class 8 Algebraic Expressions and Identities - Part 2

 

 

 

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Transcript

Example 6 Add (i) 5m (3 – m) and 6m2 – 13m Simplifying first expression 5m (3 – m) = 5m × 3 – 5m × m = (5 × 3)m – 5(m × m) = 15m – 5m2 So our expression are 15m – 5m2 & 6m2 – 13m Adding the expressions, ∴ Required sum = 2m + m2

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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