Question

simplify (x-y)^2+2(x-y)(x+y)+(x+y)^2​

Answer 1

Answer =

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

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Answer 2

Step-by-step explanation:

Hope you understand

We use (a+b) ^2 formula.