Advertisements
Advertisements
Question
Factorise : x2 - (b - 2)x - 2b
Sum
Advertisements
Solution
x2 - (b - 2)x - 2b
= x2 - bx + 2x - 2b
= x (x - b) + 2(x - b)
= (x - b) (x + 2)
shaalaa.com
Factorisation by Grouping
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Factorise by the grouping method : a3 + a - 3a2 - 3
Factorise using the grouping method :
x (6x - 5y) - 4 (6x - 5y)2
Factorise : 2ab2 - aby + 2cby - cy2
factorise: x2 + 6x + 8
factorise: a2 + 5a + 6
factorise: a2 - 5a+ 6
factorise: 4 + y - 14y2
factorise: x(3x + 14) + 8
factorise: ax2 + b2y - ab2 - x2y
Factorise the following by grouping the terms:
x + y + m(x + y)
