Sketch the situation if necessary and use related rates to solve for the quantity. A 6-ft-tall person walks away from a 10 -ft lamppost at a constant rate of 3 ft/sec. What is the rate that the tip of the shadow moves away from the top of the pole when the person is 10 ft away from the pole? 10 10 6 + © Rice University 20

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Question
Sketch the situation if necessary and use related rates to solve for the quantity.
A 6 -ft-tall person walks away from a 10 -ft lamppost at a constant rate of 3 ft/sec. What is the rate that the tip of the shadow moves
away from the top of the pole when the person is 10 ft away from the pole?
10
10
6
X
+ Click here to create a new row
The rate that the tip of the shadow moves away from the pole is
+ ft/sec.
© Rice University 201
Transcribed Image Text:Sketch the situation if necessary and use related rates to solve for the quantity. A 6 -ft-tall person walks away from a 10 -ft lamppost at a constant rate of 3 ft/sec. What is the rate that the tip of the shadow moves away from the top of the pole when the person is 10 ft away from the pole? 10 10 6 X + Click here to create a new row The rate that the tip of the shadow moves away from the pole is + ft/sec. © Rice University 201
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