Advertisements
Advertisements
Question
Factorise:
(2a - 3)2 - 2 (2a - 3) (a - 1) + (a - 1)2
Advertisements
Solution
(2a - 3)2 - 2 (2a - 3) (a - 1) + (a - 1)2
= [(2a - 3) - (a - 1)]2
= [2a - 3 - a + 1]2
= (a - 2)2
APPEARS IN
RELATED QUESTIONS
Find the common factors of the terms.
12x, 36
Find the common factors of the terms.
10pq, 20qr, 30rp
Factorise the following expression:
20 l2m + 30 alm
Factorise the following expression:
5x2y − 15xy2
Factorise the following expression:
10a2 − 15b2 + 20c2
Factorise the following expression:
x2yz + xy2z + xyz2
Factorise.
15xy − 6x + 5y − 2
Factorise.
15pq + 15 + 9q + 25p
Factorize the following:
10m3n2 + 15m4n − 20m2n3
Factorize the following:
2a4b4 − 3a3b5 + 4a2b5
Factorize the following:
2l2mn - 3lm2n + 4lmn2
Factories by taking out common factors :
xy(3x2 - 2y2) - yz(2y2 - 3x2) + zx(15x2 - 10y2)
Factories by taking out common factors :
ab(a2 + b2 - c2) - bc(c2 - a2 - b2) + ca(a2 + b2 - c2)
Factorise : 12(3x - 2y)2 - 3x + 2y - 1
Factorise : 4(2x - 3y)2 - 8x+12y - 3
Find the value of : `[(6.7)^2 - (3.3)^2]/[6.7 - 3.3]`
Factorise : a3 - a2 +a
factorise : 6x3 - 8x2
factorise : x2y - xy2 + 5x - 5y
Factorise the following by taking out the common factors:
2x5y + 8x3y2 - 12x2y3
Factorise the following by taking out the common factors:
(mx + ny)2 + (nx - my)2
Factorise the following by taking out the common factors:
36(x + y)3 - 54(x + y)2
Factorise:
x4 + y4 - 6x2y2
Factorise the following by taking out the common factor
18xy – 12yz
