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![[Post New]](/templates/default/images/icon_minipost_new.gif) 25 Mar 2008 19:08:37 IST
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dx/x+1=dt
ln(x+1)=t+c
initial condition needs to be given to get the exact equation.
x+1=e^t *e^c
u want dist only..
so assume at t=0,x=0 so c=0
[0 ] [99 ] x+1=[0 ] [t ]e^t
x^2/2+x=e^t-1
now plug in
4999.5=e^t-1
t=ln5000.5
edited
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