Question

please
answer fastttt

Answer 1

x^4 +2x^3 y - 2xy^3 - y^4

=> (x^4 - y^4) + 2x^3 y - 2xy^3

=> ( x^2 +y^2) ( x^2 - y^2) + 2xy( x^2 - y^2)

=> (x^2 - y^2) (x^2 +y^2 +2xy)

=> (x+y) (x-y) (x+y) (x+y)

Answer 2

Hi,

Please see the attached file!

Thanks