Advertisements
Advertisements
Question
Factorise : a3 -a2 +a -1
Sum
Advertisements
Solution
a3 -a2 +a -1
= a2 (a - 1) + 1 (a - 1)
= (a - 1) (a2 + 1)
shaalaa.com
Factorisation by Grouping
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Factorise by the grouping method : a2x2 + (ax2 + 1) x + a
Factorise:
2a − 4b − xa + 2bx
Factorise : (a2 − b2) c + (b2 − c2)a
factorise: x2 + 6x + 8
factorise: 2x2 + xy - 6y2
factorise: 8 + 6(a + b) - 5(a + b)2
Factorise: 2(x + 2y)2 − 5(x + 2y) + 2
factorise: x2y2 - 3xy - 40
factorise: 1 - 3x - 3y - 4(x + y)2
Factorise the following by grouping the terms:
15xy - 9x - 25y + 15
