Let f be the absolute value function; that is, Show that and explain why f is not

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Let f be the absolute value function; that is,


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Show that


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and explain why f is not differentiable at x = 0.

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Calculus For Business, Economics And The Social And Life Sciences

ISBN: 9780073532387

11th Brief Edition

Authors: Laurence Hoffmann, Gerald Bradley, David Sobecki, Michael Price

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