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expand x^3+y^3

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user4825270 | Student | eNoter

Posted August 2, 2013 at 9:23 PM via web

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expand x^3+y^3

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llltkl | College Teacher | Valedictorian

Posted August 3, 2013 at 1:50 AM (Answer #1)

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So,` x^3+y^3=(x+y)^3-3x^2y-3xy^2`





Therefore, `x^3+y^3=(x+y)(x^2-xy+y^2)`


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