For a function f(x, y), when does the directional derivative at the point (x 0 , y

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For a function f(x, y), when does the directional derivative at the point (x0, y0) equal the partial derivative with respect to x at the point (x0, y0)? What does this mean graphically?

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Calculus Of A Single Variable

ISBN: 9781337275361

11th Edition

Authors: Ron Larson, Bruce H. Edwards

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