Advertisements
Advertisements
Question
Factorise the following:
5 - 4(a - b) - 12(a - b)2
Sum
Solution
5 - 4(a - b) - 12(a - b)2
= 5 - 10(a - b) + 6(a - b) - 12(a - b)2
= 5[1 - 2(a - b)] + 6(a - b)[1 - 2(a - b)]
= [5 + 6(a - b)][1 - 2(a - b)]
= (5 + 6a - 6b)(1 - 2a + 2b).
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Factorise.
44x2 − x − 3
Factorise : 1 - 2a - 2b - 3 (a + b)2
Factorise : 5 - (3a2 - 2a) (6 - 3a2 + 2a)
Factorise : 4√3x2 + 5x - 2√3
Factorise the following:
(2p + q)2 - 10p - 5q - 6
Factorise the following:
(p2 + p)2 - 8(p2 + p) + 12
Factorise the following:
(y2 - 3y)(y2 - 3y + 7) + 10
Factorise the following:
12(2x - 3y)2 - 2x + 3y - 1
Factorise the following:
2a3 + 5a2b - 12ab2
Find the factors of 2y2 - 4y - 30.
