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Chemistry 17 Online
OpenStudy (anonymous):

Theory of equation Depressed cubic

OpenStudy (anonymous):

If a , b ,c are the roots of the equation x^3 -x -1 =0 Then , \[ \frac{ 1+a }{ 1-a } + \frac{ 1+b }{ 1-b } + \frac{ 1+y }{ 1-y }\]

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