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[" 6.If "alpha,beta,gamma" are roots of ...

[" 6.If "alpha,beta,gamma" are roots of equation "x^(3)-2x^(2)-1=0" and "T_(n)=alpha^(n)+beta^(n)+gamma^(n)" then the value of "(T_(11)-T_(8))/(T_(10))" is equal to "],[[" (1) "1," (2) "2," (3) "-1," (4) "3]]

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