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Mathematics 21 Online
OpenStudy (anonymous):

find roots x^4-4x^3+7x^2-4+6=0

OpenStudy (anonymous):

can u plz check the question once more..

OpenStudy (anonymous):

Hopefully this helps... http://www.wolframalpha.com/input/?i=x%5E4-4x%5E3%2B7x%5E2-4%2B6%3D0

OpenStudy (anonymous):

sorry 2nd last term is -4x not -4

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