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Gurdeep Sing
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Asked: 2020-11-07T11:47:04+00:00 In:

Evaluate the following products without multiplying directly: 95 × 96

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Polynomials,

NCERT Solutions for Class 9 Maths Chapter 2
Important NCERT Questions
Polynomials
NCERT Books for Session 2022-2023
CBSE Board and UP Board Others state Board
EXERCISE 2.5
Page No:48
Questions No:2 part:3

2020-2021cbsechapter 2class 9mathematicsncertpolynomials
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    2 Answers

    1. ………..…x………..

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    2. Best Answer

      (ii) 95 x 96
      (100 – 5)(100 – 4)
      = (100)² + (-5 – 4)100 +(-5) x (-4) [∵ (x + a)(x + b) = x² + (a + b)x + ab ]
      = 10000 – 900 + 20 = 9120

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