Advertisements
Advertisements
Question
Factorise : ab - 2b + a2 - 2a
Sum
Advertisements
Solution
ab - 2b + a2 - 2a
= b(a - 2) + a(a - 2)
= (a - 2) (b + a)
shaalaa.com
Factorisation by Grouping
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Factorise using the grouping method :
m (x - 3y)2 + n (3y - x) + 5x - 15y
Factorise : x2 - (b - 2)x - 2b
Factorise : ab(c2 + d2) - a2cd - b2cd
Factorise : 2ab2 - aby + 2cby - cy2
factorise: 2a2 - 17ab + 26b2
factorise: 5 + 7x - 6x2
factorise: 8 + 6(a + b) - 5(a + b)2
Factorise the following by grouping the terms:
x(x - 4)- x + 4
Factorise the following by grouping the terms:
9x3 + 6x2y2 - 4y3 - 6xy
Factorise the following by grouping the terms:
x2 - (p + q)x + pq
