Question

Simplify: (x^2 - y^2)2 +(x^2+ y^2)^2

Answer 1

Answer:

Step-by- step explanation:(x^2)^2-2x^ 2y^2+(y^2)^2+4x^2y^2. =X^4+y^4+2x^2y^2. Darmaidayxx and 10 more users found this answer helpful.