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January 31, 2015

January 31, 2015

Posted by **Vince** on Sunday, March 15, 2009 at 10:03pm.

- Calc -
**bobpursley**, Sunday, March 15, 2009 at 10:20pmdV/dt= 4/3 PI 3 r^2 dr/dt

solve for dr/dt given dv/dt

Then dS/dt=4PI 2r dr/dt, knowing dr/dt solve for dS/dt

and it is done.

- Calc -
**Vince**, Sunday, March 15, 2009 at 10:26pmok thanks alot for clearing it up

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