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Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter8: Introduction To Functions
Section8.8: Linear And Quadratic Functions
Problem 4ST
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Use the definition of differentiable to show that the function f(x, y) = x² – 7y² + 3ry-2 is differentiable at (3,2). Your answer should include specific e1 and e2 that satisfy the %3D definition.
Transcribed Image Text:Use the definition of differentiable to show that the function f(x, y) = x² – 7y² + 3ry-2 is differentiable at (3,2). Your answer should include specific e1 and e2 that satisfy the %3D definition.
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