Ответ:
Объяснение:
x³+y³+2x²-2xy+2y²=
=(x+y)(x²-xy+y²)+2(x²-xy+y²)=
=(x²-xy+y²)(x+y+2)
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Ответ:
Объяснение:
x³+y³+2x²-2xy+2y²=
=(x+y)(x²-xy+y²)+2(x²-xy+y²)=
=(x²-xy+y²)(x+y+2)