Question

(x + y) (x - y) (x^2 + y^2)​

Answer 1

Answer:

x^4 - y^4

Step-by-step explanation:

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

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

=x^4+x^2y^2 - x^2y^2 - y^4

=x^4 - y^4

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