A rectangular pen is built with one side against a barn. If 1800 m of fencing are used for the other three sides of the pen, what dimensions maximize the area of the pen? b. A rancher plans to make four identical and adjacent rectangular pens against a barn, each with an area of 100 m2 (see figure). What are the dimensions of each pen that minimize the amount of fence that must be used?
A rectangular pen is built with one side against a barn. If 1800 m of fencing are used for the other three sides of the pen, what dimensions maximize the area of the pen? b. A rancher plans to make four identical and adjacent rectangular pens against a barn, each with an area of 100 m2 (see figure). What are the dimensions of each pen that minimize the amount of fence that must be used?
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter9: Polynomial And Rational Functions
Section9.4: Graphing Polynomial Functions
Problem 43PS
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A rectangular pen is built with one side against a barn. If
1800
m of fencing are used for the other three sides of the pen, what dimensions maximize the area of the pen?
b. A rancher plans to make four identical and adjacent rectangular pens against a barn, each with an area of
100 m2
(see figure). What are the dimensions of each pen that minimize the amount of fence that must be used? |
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