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How Much More than 2x2 + 4xy + 2y2 Is 5x2 + 10xy – Y2 ? - Mathematics

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Sum

How much more than 2x2 + 4xy + 2y2 is 5x2 + 10xy – y2 ?

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Solution

   5x2  + 10xy  –    y2 
+2x2  +   4xy  + 2y2
–        –           –            
   3x2 +    6xy  – 3y2 

Concept: Combining like Terms
  Is there an error in this question or solution?
Chapter 11: Algebraic Expressions - Exercise 11 (B) [Page 140]
Q 8.1

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Selina Concise Mathematics Class 8 ICSE
Chapter 11 Algebraic Expressions
Exercise 11 (B) | Q 8.1 | Page 140
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