SOLUTION: The volume of a right circular cone of radius r and height r is given by V= pi/3 x r^3. How fast is the volume changing with respect to the changes in r when the radius is equal t

Algebra.Com
Question 87997: The volume of a right circular cone of radius r and height r is given by V= pi/3 x r^3. How fast is the volume changing with respect to the changes in r when the radius is equal to 2 feet?

Answer by Earlsdon(6294)   (Show Source): You can put this solution on YOUR website!
The volume of the right circular cone of radius r and height r is given by:

The change in volume with respect to r is:
and when r = 2, then:

RELATED QUESTIONS

The volume V of a right circular cone is given by V= 1/3[pi]r^2h. The letter r... (answered by stanbon)
Volume of a Cone: The volume V of a right circular cone is V = 1/3 r^2 h. If the... (answered by stanbon)
The volume of a cone is given V=1/3 pi r square h, where r is the radius of the base, h... (answered by edjones)
the volume of a right circular cone is given by v=1/3 pie r^2h The letter r stands... (answered by mananth)
Volume of a Cone The volume V of a right circular cone is v=1/3pi r^2h. If the height is... (answered by tanjo3)
Hi, Please can somebody help with this, The base radius r cm of a right-circular cone... (answered by richard1234)
The right circular cone has a volume = 24(pi=3.14)cubic cm and r = 3, What is the... (answered by malakumar_kos@yahoo.com)
the volume V of a right circular cone varies jointly as the square of the radius r and... (answered by MathLover1)
A circular magnet has an inner radius of r-cm, an outer radius 2cm larger and its depth... (answered by ankor@dixie-net.com)