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

User Minister
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x^8-4x^513x^3-7x^1 = 0. \\ewline x^8-52x^8-7x = 0. \\ewline -51x^8-7x = 0. \\ewline -x(51x^7+7) = 0 \Rightarrow x = 0.
User Buzzzzzzz
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