Question

(x^2+y^2) (x^2+y^2) + (x^2-y^2) (x^2+y^2)​

Answer 1

Answer:

Since, (a+b)(a−b)=a^2−b^2

∴(x^2+y^2)(x^2−y^2)=(x^2)^2−(y^2)^2

=x^4−y^4

Step-by-step explanation:

Hope it will help you..

Answer 2

⭐⭐⭐refer to the attachment hope it helps u ⭐⭐⭐