Take M2 + M + 4 from −M2 + 3m + 6 and the Result from M2 + M + 1. - Mathematics

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Sum

Take m2 + m + 4 from −m2 + 3m + 6 and the result from m2 + m + 1.

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Solution

           −   m2  + 3m + 6
           +   m2  +   m + 4
           −          −       −     
           − 2m+ 2m  + 2   
A.T.Q.      m2   +   m  + 1
          − 2m2   +  2m + 2
          +           −        −         
              3m  −    m −  1 

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

APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 11 Algebraic Expressions
Exercise 11 (B) | Q 5.2 | Page 140
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