Advertisements
Advertisements
प्रश्न
(a – b) ______ = a2 – 2ab + b2
रिकाम्या जागा भरा
Advertisements
उत्तर
(a – b) (a – b) = a2 – 2ab + b2
Explanation:
We know that,
(a – b) (a – b) = (a – b)2
= a2 – 2ab + b2 ...[∵ (a – b)2 = a2 – 2ab + b2]
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Expand: (98)2
Factorise the following expressions
y2 – 10y + 25
The factors of x2 – 6x + 9 are
Simplify: (a + b)2 – (a – b)2
Square of 3x – 4y is ______.
(a – b)2 + ______ = a2 – b2
Factorised form of 4y2 – 12y + 9 is ______.
Using suitable identities, evaluate the following.
(9.9)2
Factorise the following, using the identity a2 – 2ab + b2 = (a – b)2.
`9y^2 - 4xy + (4x^2)/9`
Verify the following:
(a – b)(a – b)(a – b) = a3 – 3a2b + 3ab2 – b3
