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January 25, 2015

January 25, 2015

Posted by **Joel** on Thursday, October 21, 2010 at 5:24pm.

- Business Calculus -
**Reiny**, Thursday, October 21, 2010 at 6:18pmgiven: dV/dt = -2 cm^3/min

V= x^3

dV/dt = 3x^2 dx/dt

-2 = 3(9)dx/dt

dx/dt = -2/27 cm/min

decreasing at 2/27 cm/min

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