bahrom7893
  • bahrom7893
I really need help with this homework problem, the topic is differential equations: Solve the D.E. dy/dx = ( x - y - 1 ) / ( x + y + 3 ), by finding h and k so that the substitutions x = u + h and y = v + k transform it into a homogeneous equation dv / du = ( u - v ) / ( u + v )
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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bahrom7893
  • bahrom7893
I do remember solving this, not sure whether I have the solution now.
OpenstudyUser
  • OpenstudyUser
The solution is... I dunno.
bahrom7893
  • bahrom7893
Asked on Sun, Feb 20, 2011, 10:19:25 GMT-0500 (Eastern Standard Time)

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More answers

OpenstudyUser
  • OpenstudyUser
That was like a zillion years ago, lol.
anonymous
  • anonymous
YESS YESS I GOT IT!!!!!
bahrom7893
  • bahrom7893
GOOD JOB!!!!!
bahrom7893
  • bahrom7893
let me see if i still have my ODE notes somewhere.... man I'll find them later
anonymous
  • anonymous
Anyway the answer is...
anonymous
  • anonymous
\[\Large x^{2}-y^{2}-2xy-6y=c\]
bahrom7893
  • bahrom7893
Good job! That probably is the right answer.. Someone give him a medal
anonymous
  • anonymous
Thank goodness! That means that my senior year of high school was not a complete waste of time!
anonymous
  • anonymous
That makes me wanna revise all the awesome math & physics that i learnt these last few years. Thanks, Bahrom, thank you..

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