U= f(g) = t1/7,6/7 U= f(l,g) =
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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
Transcribed Image Text:22. Find the maximum value of x, +x, + 3x3 +5x4 subject to the condition that x, +x,+x +x =:
= 36.
The maximum value is

Transcribed Image Text:18.
Find the values of { and g with {20 and g2 0 that maximize the following utility function subject to the given constraint.
Give the value of the utility function at the optimal point.
1/7 6/7
U=f(l,g) = l
subject to 78+ 6g = 42
What are the values of { andg at the optimal point?
g =
The value of the utility function at the optimal point is
19. A lidless box is to be made using 432 square inches of cardboard. Find the dimensions of the box with the largest possible
volume.
The dimensions of the box are
inches.
(Type an exact answer in simplified form. Use a comma to separate answers as needed.)
20.
A lidless box is to be made with a volume of 2048 ft°. Find the dimensions of the box that requires the least amount of
material.
The dimensions of the box are
ft.
(Type an exact answer in simplified form. Use a comma to separate answers as needed.)
21. First, compute the gradient of the following function. Then evaluate it at the
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