Advertisements
Advertisements
Question
Express each of the following as the difference of two squares:
(x2 + 2x - 3) (x2 - 2x + 3)
Sum
Advertisements
Solution
(x2 + 2x - 3) (x2 - 2x + 3)
= [x2 + (2x - 3)][x2 - (2x - 3)]
= x2 - (2x - 3)2
= x4 - (2x - 3)2.
shaalaa.com
Method of Factorisation : Difference of Two Squares
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Factorise:
9(a − 2)2 − 16(a + 2)2
Factorise : a4 - 1
Factorise : 4a2 - 49b2 + 2a - 7b
Factorise : 4x2 - 12ax - y2 - z2 - 2yz + 9a2
Factorise : x4 + x2 + 1
Factorise the following by the difference of two squares:
x2 - 16
Factorise the following:
b2 - 2bc + c2 - a2
Factorise the following:
`x^2 + (1)/x^2 - 2`
Factorise the following:
4xy - x2 - 4y2 + z2
Express each of the following as the difference of two squares:
(x2 - 2x + 3) (x2 - 2x - 3)
