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jayryap
 Post subject: please hepl...transform of derivative
PostPosted: Thu, 4 Sep 2008 04:19:38 UTC 
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Joined: Sun, 17 Feb 2008 00:57:23 UTC
Posts: 41
d^2y/dt^2 + 2 dy/dt + 5y = d

y= 1, dy/dt = 0

when t=0


tnx!!!!!
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skipjack
 Post subject:
PostPosted: Thu, 4 Sep 2008 13:35:35 UTC 
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Joined: Tue, 6 Feb 2007 15:49:02 UTC
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Why "transform of derivative"? If d is a constant, solving the equation is straightforward and the method is given in numerous textbooks and web sites such as http://demoivre.wordpress.com/.
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