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Factorise the following using appropriate identities:- x^2 - y^2/100 - Mathematics

Factorise the following using appropriate identities:- `x^2 - y^2/100`

 

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Solution

`x^2 - y^2/100 = x^2 - (y/10)^2`

                `= (x+y/10)(x-y/10)`                             [x2 - y2 = (x + y)(x - y)]

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APPEARS IN

NCERT Class 9 Mathematics Textbook
Chapter 2 Polynomials
Exercise 2.5 | Q 3.3 | Page 48
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