Friday

January 30, 2015

January 30, 2015

Posted by **Anonymous** on Monday, March 28, 2011 at 4:39pm.

- Calculus -
**Reiny**, Monday, March 28, 2011 at 5:03pmV = (4/3)πr^3

dV/dt = 4πr^2 dr/dt (#1)

when 4πr^2 = 2π

r^2 = 1/2

r = 1/√2

in #1:

10 = 4π(1/√2)^2 dr/dt

10= 2π dr/dt

dr/dt = 5/π or 1.592 inches/sec

check my arithmetic

**Answer this Question**

**Related Questions**

calculus - A spherical balloon is being inflated at a rate of 10 cubic inches ...

calculus - Air is being pumped into a spherical balloon so that its volume ...

Calculus - Air is being pumped into a spherical balloon so that its volume ...

Calculus - Air is being pumped into a spherical balloon so that its volume ...

Calculus - a spherical balloon is inflated with gas at the rate of 500 cubic ...

Calculus - Air is being pumped into a spherical balloon and the volume is ...

calculus - Air is being pumped into a spherical balloon so that its volume ...

AP calculus AB - A spherical balloon is being filled with air in such a way that...

help on calculus - A spherical balloon is being filled with air in such a way ...

related rates problem-calculus - A spherical balloon is being filled with air in...