Show that the equation has exactly one real root. 2x + cos x = 0.

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Show that the equation has exactly one real root.
2x + cos x = 0.

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Calculus Early Transcendentals

ISBN: 978-0538497909

7th edition

Authors: James Stewart

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Question Posted: Mar 04, 2016 06:52 AM

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Show that the equation has exactly one real root. 2x + cos x = 0.

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Let fx 2x cos x Then f 2 1 0 and f0 1 0 Since f is the sum of th...View the full answer

Calculus Early Transcendentals

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