A ladder is slipping down a vertical wall. If the ladder is 17 ft long and the top of it is slipping at the constant rate of 2 ft/s, how fast is the bottom of the ladder moving along the ground when the bottom is 8 ft from the wall?
A ladder is slipping down a vertical wall. If the ladder is 17 ft long and the top of it is slipping at the constant rate of 2 ft/s, how fast is the bottom of the ladder moving along the ground when the bottom is 8 ft from the wall?
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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Question
A ladder is slipping down a vertical wall. If the ladder is 17 ft long and the top of it is slipping at the constant rate of 2 ft/s, how fast is the bottom of the ladder moving along the ground when the bottom is 8 ft from the wall?
a |
0.25 ft/s
|
|
b |
4.3 ft/s
|
|
c |
3.8 ft/s
|
|
d |
1.9 ft/s
|
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