A rectangular plate with an area of 36 cm? is to be produced on a lathe in such a way that the perimeter, P, of the plate, is a minimum. (a) If the length of the plate is x cm and the breadth is y cm, draw a diagram and show that the perimeter, P, can be expressed in terms of x only as: 2х + 72х1 ст. %3D dP and dx d²P and use these derivatives to determine the (b) Find - dx2 dimensions of the component for which the perimeter is a minimum. Calculate the minimum perimeter.
A rectangular plate with an area of 36 cm? is to be produced on a lathe in such a way that the perimeter, P, of the plate, is a minimum. (a) If the length of the plate is x cm and the breadth is y cm, draw a diagram and show that the perimeter, P, can be expressed in terms of x only as: 2х + 72х1 ст. %3D dP and dx d²P and use these derivatives to determine the (b) Find - dx2 dimensions of the component for which the perimeter is a minimum. Calculate the minimum perimeter.
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Question
![A rectangular plate with an area of 36 cm2 is to be produced on a lathe in such a
way that the perimeter, P, of the plate, is a minimum.
(a)
If the length of the plate is x cm and the breadth is y cm, draw a diagram
and show that the perimeter, P, can be expressed in terms of x only as:
P = 2x + 72x-' cm.
d²P
dP
and
dx
(b)
Find
and use these derivatives to determine the
dx?
dimensions of the component for which the perimeter is a minimum.
Calculate the minimum perimeter.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8c8d7980-15e7-40f5-86bb-61d74a882c51%2Fa698ddc1-0a29-419a-8fbf-805d99032fb9%2Fx87umy_processed.png&w=3840&q=75)
Transcribed Image Text:A rectangular plate with an area of 36 cm2 is to be produced on a lathe in such a
way that the perimeter, P, of the plate, is a minimum.
(a)
If the length of the plate is x cm and the breadth is y cm, draw a diagram
and show that the perimeter, P, can be expressed in terms of x only as:
P = 2x + 72x-' cm.
d²P
dP
and
dx
(b)
Find
and use these derivatives to determine the
dx?
dimensions of the component for which the perimeter is a minimum.
Calculate the minimum perimeter.
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