Applying the rational root theorem | Precalculus | Khan Academy

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Learn how to apply the rational root theorem to polynomial functions in order to solve for their zeros. https://www.khanacademy.org/math/precalculus-tx/xecf67014514b60db:polynomial-and-power-functions-equations-and-inequalities/xecf67014514b60db:polynomial-division-and-the-rational-root-theorem/v/applying-the-rational-root-theorem

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