Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section: Chapter Questions
Problem 18T
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(1) Find an equation of the tangent plane to the surface at the given point.
f(x, y) = x² – 2xy + y²,
(1,2,1)
Transcribed Image Text:(1) Find an equation of the tangent plane to the surface at the given point. f(x, y) = x² – 2xy + y², (1,2,1)
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