2) If f(x, y) = 16 – 4x? – y?, find f(1,2) and fy(1,2) and interpret these numbers as slopes. Illustrate both with sketches.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.3: Lines
Problem 43E
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If f(x, y) = 16 − 4x^2 − y^2 , find fx(1, 2) and fy(1, 2) and interpret these numbers as slopes. Illustrate both with sketches.

2) If f(x, y) = 16 – 4x? – y?, find f(1,2) and fy(1,2) and interpret these numbers as slopes.
Illustrate both with sketches.
Transcribed Image Text:2) If f(x, y) = 16 – 4x? – y?, find f(1,2) and fy(1,2) and interpret these numbers as slopes. Illustrate both with sketches.
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