Saturday
December 3, 2016

Posts by PPP

Total # Posts: 5

Math
A pool has a uniform circular cross section of radius 5 metre and uniform Dept 1.4 metre it is filled by a pipe which delivers water @ 20 litre per second calculate in minutes the time taken to fill the pool. If the pool is emptied in 42 min by another cylindrical pipe through...
November 20, 2016

calculus
A quantity has the value P at time t seconds and is decreasing at a rate proportional to sqrt(P). a) By forming and solving a suitable differential equation, show that P= (a - bt)^2 , where a and b are constants. Given that when t= 0, P = 400, b) find the value of a. Given ...
November 23, 2011

calculus
A quantity has the value P at time t seconds and is decreasing at a rate proportional to sqrt(P). a) By forming and solving a suitable differential equation, show that P= (a - bt)^2 , where a and b are constants. Given that when t= 0, P = 400, b) find the value of a. Given ...
November 23, 2011

pre calculus
9x^2 + 16y^2 - 36x + 96y + 36 = 0 how do i find the domain to this problem?
March 26, 2010

science
ppp
February 14, 2010

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