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[" 2.If "alpha,beta" are the roots of "x...

[" 2.If "alpha,beta" are the roots of "x^(2)+x+1=0" and "S_(n)=alpha^(n)+beta^(n)" then "],[[3,1+S_(1),1+S_(2)],[1+S_(1),1+S_(2),1+S_(3)],[1+S_(2),1+S_(3),1+S_(4)]|=]

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If alpha,beta are the roots of x^(2)+x+1=0 , and s_(n)=alpha^(n)+beta^(n) , then |[3,1+S_(1),1+S_(2)],[1+S_(1),1+S_(2),1+S_(3)],[1+S_(2),1+S_(3),1+S_(4)]|=?

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