Question 4 (a) - Addition and Subtraction of Algebraic Expressions - Chapter 10 Class 7 Algebraic Expressions

Last updated at April 16, 2024 by

Ex 12.2, 4 - (a) What should be added to x^2 + xy + y^2 to obtain

 

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Question 4 (a) What should be added to x2 + xy + y2 to obtain 2x2 + 3xy? (x2 + xy + y2) + Expression = (2x2 + 3xy) Expression = (2x2 + 3xy) − (x2 + xy + y2) Putting like terms below like terms and subtracting them Answer is x2 + 2xy − y2

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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, Social Science, Physics, Chemistry, Computer Science at Teachoo.