Let (, a function of n variable, be continuous on an open set D, and suppose that

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Let (, a function of n variable, be continuous on an open set D, and suppose that P0 is in D, with ( (P0) > 0. Prove that there is a ( > 0 such that ( (P) > 0 in a neighborhood of P0 with radius (.

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Calculus

ISBN: 978-0131429246

9th edition

Authors: Dale Varberg, Edwin J. Purcell, Steven E. Rigdon

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Question Posted: Jun 21, 2016 11:08 AM

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Let (, a function of n variable, be continuous on an open set D, and suppose that

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f is continuous on an open set D and P 0 is in D implies that there is ...View the full answer

Calculus

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