My Math Forum  

Go Back   My Math Forum > College Math Forum > Differential Equations

Differential Equations Ordinary and Partial Differential Equations Math Forum


Thanks Tree1Thanks
  • 1 Post By skipjack
Reply
 
LinkBack Thread Tools Display Modes
September 29th, 2018, 11:59 PM   #1
Newbie
 
Joined: Sep 2018
From: hyderabad

Posts: 1
Thanks: 0

Post problem to be solved

anyone plz help me answer this...
solve dx/dt=y+t and dy/dt=-2x+3y+1 using simultaneous L.D.E
bhanutejagoud is offline  
 
September 30th, 2018, 03:48 AM   #2
Global Moderator
 
Joined: Dec 2006

Posts: 19,977
Thanks: 1851

2dx/dt - dy/dt = 2x - y + 2t - 1, so 2x - y = Ae^t - 2t - 1.
$\ $ dx/dt - dy/dt = 2x - 2y + t - 1, so$\,\,$ x - y = Be^(2t) - t/2 + 1/4.
Hence x = Ae^t - Be^(2t) - (3/2)t - 5/4, y = Ae^t - 2Be^(2t) - t - 3/2.
Thanks from bhanutejagoud
skipjack is offline  
Reply

  My Math Forum > College Math Forum > Differential Equations

Tags
differential equation, engineering mathmatics, problem, solved



Thread Tools
Display Modes


Similar Threads
Thread Thread Starter Forum Replies Last Post
Mysterious probability problem wants to solved!!! Yoha Advanced Statistics 0 February 26th, 2012 09:54 PM
[SOLVED] Another algebra word problem daigo Algebra 6 February 2nd, 2012 05:00 PM
Problem with a proof [SOLVED] HTale Number Theory 0 December 17th, 2008 03:47 PM
GCD problem; SOLVED yttrium88 Number Theory 2 November 2nd, 2007 02:08 AM





Copyright © 2018 My Math Forum. All rights reserved.