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expanded form of ((x^2 -1 )/ (x-1))^2 ((x^6 -1 )/(x-1))^2 ((x^11 -1 )/(x-1))^2
expanded form of ((x^2 -1 )/ (x-1))^2 ((x^6 -1 )/(x-1))^2 ((x^11 -1 )/(x-1))^2
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