Advertisements
Advertisements
Question
Factorise the following by grouping the terms:
15x2 + 7y - 3x - 35xy
Sum
Advertisements
Solution
15x2 + 7y - 3x - 35xy
= 15x2 - 3x - 35xy + 7y
= (15x2 - 3x) - (35xy - 7y)
= 3x(5x - 1) - 7y(5x - 1)
= (5x - 1)(3x - 7y)
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 using the grouping method :
m (x - 3y)2 + n (3y - x) + 5x - 15y
Factorise : a3 -a2 +a -1
Factorise : - x2y - x + 3xy + 3
Factorise : 6a2 - 3a2b - bc2 + 2c2
Factorise: 2(x + 2y)2 − 5(x + 2y) + 2
factorise: x(3x + 14) + 8
factorise: 3a2x - bx + 3a2 - b
factorise: 1 - 3x - 3y - 4(x + y)2
Factorise the following by grouping the terms:
2a + b + 3c - d + (2a + b)3 + (2a + b)2(3c - d)
