Factorise : Ab - 2b + A2 - 2a - Mathematics

Sum

Factorise : ab - 2b + a² - 2a

ab - 2b + a² - 2a

= b(a - 2) + a(a - 2)

= (a - 2) (b + a)

Concept: Factorisation by Grouping

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Chapter 13: Factorisation - Exercise 13 (B) [Page 158]

Chapter 13 Factorisation
Exercise 13 (B) | Q 3 | Page 158

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