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[" 12.If "alpha(1),alpha(2),alpha(3),alp...

[" 12.If "alpha_(1),alpha_(2),alpha_(3),alpha_(4)" are the "5^(" th ")" roots of "'1'(!=1)" then "sum_(k=1)^(1)(1)/(2-alpha_(k))=],[[" 1) "(51)/(31)," 2) "(49)/(31)," 3) "(25)/(32)," 4) "(25)/(16)]]

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