Advertisements
Advertisements
प्रश्न
factorise: (x - 2y)2 - 12(x - 2y) + 32
बेरीज
Advertisements
उत्तर
(x - 2y)2 - 12(x - 2y) + 32
Let (x - 2y) = a
∴ (x - 2y)2 = a2
∴ (x - 2y)2 - 12(x - 2y) + 32
= a2 - 12a + 32
= a2 - 8a - 4a + 32
= a(a - 8) - 4 (a - 8)
= (a - 8)(a - 4)
= (x - 2y - 8)(x - 2y - 4)
(Substituting the value of a)
shaalaa.com
Factorisation by Grouping
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Factorise by the grouping method : a3 + a - 3a2 - 3
Factorise by the grouping method : a2 + b - ab - a
Factorise by the grouping method : a2x2 + (ax2 + 1) x + a
Factorise : a2 - ab - ca + bc
Factorise : a3 -a2 +a -1
Factorise : ax + 2bx + 3cx - 3a - 6b - 9c
factorise: a2 +5a - 6
factorise: 5 + 7x - 6x2
Factorise the following by grouping the terms:
2m3 - 5n2 - 5m2n + 2mn
Factorise the following by grouping the terms:
`"p"^2 + (1)/"p"^2 - 2 - 5"p" + (5)/"p"`
