The length of a rectangle is increasing at a rate of 5 cm per second and its width is decreasing at arate of 3 cm per second. When the length is 4 cm and the width is 5 cm, how fast is the area of a rectangle changing at that instant? A decreasing by 10 cm/ sec decreasing by 5 cm/sec increasing by 13 cm/ sec D increasing by 4 cm/ sec
The length of a rectangle is increasing at a rate of 5 cm per second and its width is decreasing at arate of 3 cm per second. When the length is 4 cm and the width is 5 cm, how fast is the area of a rectangle changing at that instant? A decreasing by 10 cm/ sec decreasing by 5 cm/sec increasing by 13 cm/ sec D increasing by 4 cm/ sec
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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The length of a rectangle is increasing at a rate of 5 cm per second and its width is decreasing at a rate of 3 cm per second. when the length is 4 cm and the width is 5 cm, how fast is the area of a rectangle changing at that instant
Transcribed Image Text:The length of a rectangle is increasing at a rate of 5 cm per second and its width is decreasing at a rate of
3 cm per second. When the length is 4 cm and the width is 5 cm, how fast is the area of a rectangle changing
at that instant?
A decreasing by 10 cm/sec
B
decreasing by 5 cm/sec
increasing by 13 cm/ sec
D
increasing by4 cm/ sec
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