Advertisements
Advertisements
प्रश्न
Factorise by the grouping method : a2 + b - ab - a
बेरीज
Advertisements
उत्तर
a2 + b - ab - a = a2 - a + b - ab
= a( a - 1) + b( 1 - a )
= a(a - 1) - b(a - 1)
= (a -1)(a - b)
shaalaa.com
Factorisation by Grouping
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Factorise by the grouping method : (ax + by)2 + (bx - ay)2
Factorise by the grouping method : (2a-b)2 -10a + 5b
Factorise : 6a2 - 3a2b - bc2 + 2c2
factorise: a2 + 5a + 6
factorise: x2 - x - 72
factorise: 6 + 7b - 3b2
factorise: 5 + 7x - 6x2
factorise: a2 - 23a + 42
factorise: b(c - d)2 + a(d - c) + 3(c - d)
factorise: ax2 + b2y - ab2 - x2y
