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Find P(x) - rational root theorem

Help me solve P(x) = (x2 - 2x - 1)(2x - 1) - 4
asked Aug 22, 2017 in Algebra by Karen

1 Answer

P(x) = (x2 - 2x - 1)(2x - 1) - 4

P(x) = 2x(x2 - 2x - 1) - x2 + 2x + 1 - 4

P(x) = 2x3 - 4x2 - 2x - x2 + 2x + 1 - 4

answered Aug 22, 2017 by quickwriter (2,510 points)
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