BuyFind

Essential Calculus: Early Transcen...

2nd Edition
James Stewart
Publisher: Cengage Learning
ISBN: 9781133112280
BuyFind

Essential Calculus: Early Transcen...

2nd Edition
James Stewart
Publisher: Cengage Learning
ISBN: 9781133112280

Solutions

Chapter 11.8, Problem 22E

(a)

To determine

To find: The extreme value of the function f(x,y)=2x+3y subject to the constraint x+y=5 by using Lagrange multipliers.

(b)

To determine

To compare: The values of f(25,0) , the value of f(9,4) from part (a) and find which is greater.

(c)

To determine

To sketch: The constraint equation x+y=5 and the several level curves of the function f.

(d)

To determine

To explain: The failure of Lagrange multipliers for the given problem.

(e)

To determine

To find: The significance of f(9,4) .

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