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Kamya
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Asked: 2021-03-14T07:13:29+00:00 In:

Find and correct the errors in the following mathematical statements: Substituting x = -3 in: x² + 5x + 4 gives (-3) ² +5(-3) +4=9+2+4=15

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NCERT Solutions for Class 8 Mathematics Chapter 14
Important NCERT Questions
Factorization Chapter 8 Exercise 14.4
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 10

2020-2021cbsechapter 14class8factorizationmathematicsncert
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    1. Best Answer

      L.H.S. = x² + 5x + 4
      Putting x = -3 in given expression,
      = (-3)²+5(-3)+4=9(-3)²+5(-3)+4=9-15+4=-2

      Class 8 Maths Chapter 11 Exercise 14.4 Solution in Video

      for more answers vist to:
      https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-14/

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