Find grad f. Graph some level curves f = const. Indicate f by arrows at some points

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Find grad f. Graph some level curves f = const. Indicate ∇f by arrows at some points of these curves.

f = (x² - y²)/(x² + y²)

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Advanced Engineering Mathematics

ISBN: 978-0470458365

10th edition

Authors: Erwin Kreyszig

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Question Posted: Dec 04, 2018 07:25 AM

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Find grad f. Graph some level curves f = const. Indicate f by arrows at some points

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Advanced Engineering Mathematics

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