Advertisements
Advertisements
प्रश्न
Factorise the following by grouping the terms:
8(2a + b)2 - 8a -4b
बेरीज
Advertisements
उत्तर
8(2a + b)2 - 8a - 4b
= 8(2a + b)2 - (8a + 4b)
= 8(2a + b)2 - 4(2a + b)
= 4(2a + b)[2(2a + b) - 1]
= 4(2a + b)[4a + 2b - 1].
shaalaa.com
Factorisation by Grouping
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Factorise by the grouping method : (2a-b)2 -10a + 5b
Factorise : ab - 2b + a2 - 2a
Factorise : ab2 - (a - c) b - c
factorise: a2 + 5a + 6
factorise: 4c2 + 3c - 10
factorise: 14x2 + x - 3
factorise: 5x2 - 4xy - 12y2
factorise: 5 - 4x(1 + 3x)
Factorise the following by grouping the terms:
2m3 - 5n2 - 5m2n + 2mn
Factorise the following by grouping the terms:
`(1)/(25x^2) + 16x^2 + (8)/(5) - 12x - (3)/(5x)`
