Advertisements
Advertisements
प्रश्न
Factorise : 4a2b - 9b3
बेरीज
Advertisements
उत्तर
4a2b - 9b3
= b( 4a2 - 9b2 )
= b[ (2a)2 - (3b)2 ]
= b( 2a - 3b )( 2a + 3b ) [ ∵ a2 - b2 = ( a + b )( a - b )]
shaalaa.com
Method of Factorisation : Difference of Two Squares
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Factorise : 25a2 - 9b2
Factorise : 25(2a - b)2 - 81b2
Factorise : a3 + 2a2 - a - 2
Factorise : x4 + x2 + 1
Factorise the following by the difference of two squares:
625 - b2
Factorise the following by the difference of two squares:
8xy2 - 18x3
Factorise the following by the difference of two squares:
16a4 - 81b4
Factorise the following:
25(x - y)2 - 49(c - d)2
Factorise the following:
(x2 + y2 – z2)2 – 4x2y2
Factorise the following:
a2 + b2 – c2 – d2 + 2ab – 2cd
