Show that the equation x 4 + 4x + c = 0 has at most two real

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Show that the equation x4 + 4x + c = 0 has at most two real solutions.

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Calculus Early Transcendentals

ISBN: 9781337613927

9th Edition

Authors: James Stewart, Daniel K. Clegg, Saleem Watson, Lothar Redlin

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