Advertisements
Advertisements
Question
factorise : ab(x2 + y2) - xy (a2 + b2)
Advertisements
Solution
ab(x2 + y2) - xy (a2 + b2)
= abx2 + aby2 - a2xy - b2xy
= abx2 - a2xy + aby2 - b2xy
= abx2 - a2xy - b2xy + aby2
= ax (bx - ay) - by (bx - ay)
= (bx - ay)(ax - by)
APPEARS IN
RELATED QUESTIONS
Factorise the following expression:
10a2 − 15b2 + 20c2
Factorise.
x2 + xy + 8x + 8y
Factorise.
z − 7 + 7xy − xyz
Factorize the following:
3x − 9
Factorize the following:
20a12b2 − 15a8b4
Factorize the following:
2a4b4 − 3a3b5 + 4a2b5
Factorize the following:
9x2y + 3axy
Factorise:
`x^4 + y^4 - 27x^2y^2`
Factorise : (a2 - a) (4a2 - 4a - 5) - 6
Find the value of : ( 67.8 )2 - ( 32.2 )2
Factorise : 3x2 + 6x3
Factorise : 15x4y3 - 20x3y
Factorise : a3b - a2b2 - b3
Factorise : 2b (2a + b) - 3c (2a + b)
Factorise: 36x2y2 - 30x3y3 + 48x3y2
factorise : a2 - ab - 3a + 3b
factorise : xy2 + (x - 1) y - 1
Factorise:
`4"a"^2 + (1)/(4"a"^2) - 2 - 6"a" + (3)/(2"a")`
