Advertisements
Advertisements
Question
Factorise : - x2y - x + 3xy + 3
Sum
Advertisements
Solution
- x2y - x + 3xy + 3
= 3 - x + 3xy - x2y
= 1(3 - x) + xy (3 - x)
= (3 - x) (1 + xy) = (xy + 1) (3 - x)
shaalaa.com
Factorisation by Grouping
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Factorise by the grouping method: 16 (a + b)2 - 4a - 4b
Factorise by the grouping method :
`a^2 + 1/a^2 - 2 - 3a + 3/a`
Factorise : x2 - (a - 3)x - 3a
Factorise : a(b − c) − d(c − b)
factorise: x2 - x - 72
factorise: 2a2 - 17ab + 26b2
factorise: 4 + y - 14y2
factorise: 3a2x - bx + 3a2 - b
Factorise the following by grouping the terms:
15x2 + 7y - 3x - 35xy
Factorise the following by grouping the terms:
3ax2 - 5bx2 + 9az2 + 6ay2 - 10by2 - 15bz2
