For the following exercises, use Descartes Rule to determine the possible number of positive and negative solutions.

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For the following exercises, use Descartes’ Rule to determine the possible number of positive and negative solutions. Then graph to confirm which of those possibilities is the actual combination.

f(x) = x3 − 2x2 + x − 1

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Precalculus

ISBN: 9781938168345

1st Edition

Authors: Jay Abramson

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