As gravel is being poured into a conical pile, its volume V changes with time. As a result, the height hand radius also change with time. Knowing that volume of the conical pile is V = ²³h the relationship with respect to time between volume and the changes in the radius and height is 0 = dV dt ○ = dV dt ○ = dV dt dr (2+2) 2rh dr dh (2²) 2r dh (2+²) dr (2².1+2rh) dh ○ = 1/27 dV dt
As gravel is being poured into a conical pile, its volume V changes with time. As a result, the height hand radius also change with time. Knowing that volume of the conical pile is V = ²³h the relationship with respect to time between volume and the changes in the radius and height is 0 = dV dt ○ = dV dt ○ = dV dt dr (2+2) 2rh dr dh (2²) 2r dh (2+²) dr (2².1+2rh) dh ○ = 1/27 dV dt
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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
Transcribed Image Text:As gravel is being poured into a conical pile, its volume
V changes with time. As a result, the height ʼn and
radius r also change with time.
Knowing that volume of the conical pile is
V = ar²h
1
the relationship with respect to time between volume
and the changes in the radius and height is
dr
0 = = x (2/₁² + ₁²2 )
dV
dt
2rh
11
12 dh
dt
dt
0
0
dV
dr
dh
# = 3x (2²²)
2r
dt
dt dt
dV
dt
dV
=
=
dt 3
dh
x ( 2m +²2)
(2
2rh
dt
dr
x ( ₁2²-1 + 2 + 1 )
dh
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