2. Copyright © 2011 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Chapter 12 Functions of Several Variables

3. Copyright © 2011 Pearson Education, Inc. Publishing as Pearson Addison-Wesley 12.1 Planes and Surfaces

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28. 12.2 Graphs and Level Curves

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53. 12.3 Limits and Continuity

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72. 12.4 Partial Derivatives

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84. 12.5 The Chain Rule

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98. 12.6 Directional Derivatives and the Gradient

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118. 12.7 Tangent Planes and Linear Approximation

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130. 12.8 Maximum Minimum Problems

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146. 12.9 Lagrange Multipliers

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