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Abackyard's fencing in length is five times its width. Ifthe fenoc'o length io decreasing 2 inchco per minute, what rate io the width changing? When the area is 20 sqr in., what is the rate the area is changing?

Abackyard's fencing in length is five times its width. Ifthe fenoc'o length io decreasing 2 inchco per minute, what rate io the width changing? When the area is 20 sqr in., what is the rate the area is changing?

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Abackyard's fencing in length is five times its width. Ifthe fenec'o length io deercasing 2 inches per minute, what rate is the width changing? When the area is 20 sqr in., what is the rate the area is changing?
Transcribed Image Text:Abackyard's fencing in length is five times its width. Ifthe fenec'o length io deercasing 2 inches per minute, what rate is the width changing? When the area is 20 sqr in., what is the rate the area is changing?
Expert Solution
Step 1

Given data is:

A backyard's fencing length is five times its width.

Fencing length is decreasing 2 inches/ minutes

To find what ratio its width is chnaging.

When the area is 20 sqr in, then find what rate the area is changing.

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