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One of the factors of 1331x^3-8y^3
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One of the factors of 1331x^3-8y^3

User Jarno Argillander
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difference of 2 perfect squares

remember

a^3-b^3=(a-b)(a^2+ab+b^2)
so

(11x)^3-(2y)^3=(11x-2y)(121x^2+22xy+4y^2)
User Gaozhidf
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