Use Lagrange multipliers to find the maximum and minimum values of f(x,y)=2x−4y subject to the constraint x^2+3y^2=84, if such values exist. maximum = ? minimum = ?

Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter12: Algebra Of Matrices
Section12.CR: Review Problem Set
Problem 35CR: Maximize the function fx,y=7x+5y in the region determined by the constraints of Problem 34.
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Use Lagrange multipliers to find the maximum and minimum values of f(x,y)=2x−4y subject to the constraint x^2+3y^2=84, if such values exist.

maximum = ?

minimum = ?

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