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January 26, 2015

January 26, 2015

Posted by **lisa** on Saturday, March 16, 2013 at 10:57pm.

How quickly is the radius of the oil slick increasing, in cm/sec?

- calculus -
**bobpursley**, Sunday, March 17, 2013 at 9:51amV=PI*r^2 h

dv/dt=0=PIr^2 dh/dt + 2PI r h dr/dt

solve for dr/dt, you are given dh/dt.

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