A spherical balloon is being inflated. Find the rate (in ft?/ft) of increase of the surface area (S = 4xr?) with respect to the radius r when r is each of the following. (a) 3 ft ft?/ft (b) 4 ft ft?/ft (c) 5 ft ft2/ft

Q: -10 10 t Water is running into an open conical tank at the rate of 9 cubic feet per minute. The tank…

A:

Q: What must be the diameter of pipe in inches which is required to carry 25 gallon per minute (gpm) of…

A: Solution :

Q: If the radius of a circle increases at 4 cm per minute, at what rate is the area increasing at the…

A: Given that the radius of a circle increases at ¼ cm per minute, we want to find the increasing rate…

Q: The radius of a balloon is increasing at the rate of 10cm/sec. At what rate is the surface area of…

A:

Q: What the average rate of change of the circumference of a circle with respect to its radius (r) when…

A: