Saturday

November 22, 2014

November 22, 2014

Posted by **Michelle** on Sunday, July 15, 2012 at 1:52am.

V = 2cos (3pi/x ) where x is the depth of water in the pool.

Find the water at which the depth of the pool will be increasing when the volume in the pool is increasing at the rate of 12 cubic metres per hour and the depth is 1.2 metres.

THanks heaps!

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