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19-04-2018
Mathematics

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Find all rational solutions of the equation x^8−4x^5 13x^3−7x 1

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Serpentiel Serpentiel

19-04-2018

[tex]x^8-4x^513x^3-7x^1 = 0. \newline x^8-52x^8-7x = 0. \newline -51x^8-7x = 0. \newline -x(51x^7+7) = 0 \Rightarrow x = 0.[/tex]

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