Factorise: A2 - 0·36 B2 - Mathematics

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Sum

Factorise: a2 - 0·36 b2  

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Solution

a2 - 0·36 b2

=  (a)2 - (0.6b)2 

= (a + 0.6b)(a - 0.6b)      ...[a2 - b2 = (a + b)(a - b)]

Concept: Factorisation by Taking Out Common Factors
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APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 13 Factorisation
Exercise 13 (F) | Q 8.3 | Page 163
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