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MathGroup Archive 2007

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Re: Problems...

  • To: mathgroup at smc.vnet.net
  • Subject: [mg73839] Re: Problems...
  • From: David Bailey <dave at Remove_Thisdbailey.co.uk>
  • Date: Thu, 1 Mar 2007 06:26:40 -0500 (EST)
  • References: <es131l$nts$1@smc.vnet.net>

anooja m g wrote:
> Hi,
>    
>   It will be really helpful if someone could solve the below problems.
>   Thanks in Advance.
>    
>    
>   1) Given that y is always positive and y(0) = 2. By direct integration method, find the
> particular solution of the differential equation
>   dy/dx=y(1-y)/(y+1)
>   Hence show that y2-y(2+1/2e-x)+1=0
>    
>   2)Using substitution method, find the general solution of the following homogeneous
> differentiation equation
>   dy/dx=(y/x)/1+(y/x)2
>   Hence find the particular solution if y(4)=2.
>    
>    
>   Regards,
>   Anooja
> 
These look to me like class assignments. As such, they are only valuable 
to you if you solve them and learn something in the process!

David Bailey
http://www.dbaileyconsultancy.co.uk


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