Let f be a function that is differentiable at x = c. a. Explain why b. Use

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Let f be a function that is differentiable at x = c.


a. Explain why


image


b. Use the result of part (a) together with the fact that


image


to show that


image


c. Explain why the result obtained in part (b) shows that f is continuous at x = c.

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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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