Advertisements
Advertisements
प्रश्न
factorise: 1 - 18x - 63x2
बेरीज
Advertisements
उत्तर
1 - 18x - 63x2
= 1 - 21x + 3x - 63x2
= 1 (1 - 21x) + 3x (1 - 21x)
= (1 - 21 x) (1 + 3x)
shaalaa.com
Factorisation by Grouping
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Factorise by the grouping method: 16 (a + b)2 - 4a - 4b
Factorise by the grouping method :
`a^2 + 1/a^2 - 2 - 3a + 3/a`
Factorise : x2 - (b - 2)x - 2b
Factorise : ab2 - (a - c) b - c
Factorise : ax + 2bx + 3cx - 3a - 6b - 9c
factorise: x2 + 6x + 8
factorise: 14x2 + x - 3
Factorise the following by grouping the terms:
15x2 + 7y - 3x - 35xy
Factorise the following by grouping the terms:
x(x - 4)- x + 4
Factorise the following by grouping the terms:
3ax2 - 5bx2 + 9az2 + 6ay2 - 10by2 - 15bz2
