Use Descartess Rule of Signs to determine the possible number of positive and negative real zeros of

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Use Descartes’s Rule of Signs to determine the possible number of positive and negative real zeros of f(x) = x5 - x4 + x3 - x2 + x - 8. Verify your result by using a graphing utility to graph f.

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College Algebra

ISBN: 9780134453262

7th Edition

Authors: Robert F Blitzer

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