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Factorise : Xy - Ay - Ax + A2 + Bx - Ab - Mathematics

Sum

Factorise :  xy - ay - ax + a2 + bx - ab 

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Solution

xy - ay - ax + a2 + bx - ab 

= y (x - a) - a (x - a) + b (x - a)

= (x - a) (y - a + b)

Concept: Factorisation by Grouping
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APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 13 Factorisation
Exercise 13 (B) | Q 6 | Page 158
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