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# Forum: Differential Equations

Advanced calculus topics from Diff EQ go here.

1. ### Sticky: Read Before Posting!

• Replies: 0
• Views: 15,715
Ted
10-04-2006, 10:13 PM
1. ### dy/dx=x+y

• Replies: 2
• Views: 39,560
09-07-2011, 11:39 PM
2. ### Nonhomogeneous differential equation: y"+2y'+y=xe-x

• Replies: 2
• Views: 28,024
10-31-2006, 12:34 PM
3. ### Differential Equation: dy/dx = x/y^2 with y = 3 for x = 2

• Replies: 2
• Views: 27,712
06-18-2007, 08:02 AM
4. ### find the general solution of y"-5y'+6y=0

• Replies: 2
• Views: 26,382
06-13-2006, 11:12 PM
5. ### Elimination of arbitrary constants

• Replies: 3
• Views: 26,134
07-13-2014, 09:09 AM
6. ### Differential Equation Problem: xy' + y = y^2, y(1)= -1

• Replies: 1
• Views: 21,786
03-01-2009, 04:55 PM
7. ### soln of (1/r)(d/dr)(r(dT/dr))=0, T(r1)=T1, T(r2)=T2 is....

• Replies: 3
• Views: 17,774
04-06-2008, 03:16 PM
8. ### dy/dx = (y- y^2)/ x for all x not zero; verify that y = ....

• Replies: 5
• Views: 16,936
03-12-2007, 02:52 AM
9. ### Integral using Laplace Transform: int [0,infty][sin t/t] dt

• Replies: 3
• Views: 16,854
05-15-2008, 07:48 PM
10. ### Find general solution of 2sqrt(x)(dy/dx) = sqrt(1 - y^2)

• Replies: 9
• Views: 16,804
05-08-2013, 12:09 AM
11. ### differential equation dy/dt = ky^(1 + c), k > 0

• Replies: 1
• Views: 15,834
10-25-2006, 02:35 PM
12. ### More Differential Probs: y'=y^2-4, y(0)=0; dy/dt=(1-2t)/y

• Replies: 1
• Views: 15,604
04-19-2008, 10:56 PM
13. ### y'' - 2y' -3y = 2 sinx

• Replies: 1
• Views: 14,737
03-13-2011, 02:46 PM
14. ### Looking for the steps to solving this L{u( t − 2)e^(3 t)}?

• Replies: 1
• Views: 14,064
06-01-2015, 10:18 AM
15. ### how to differentiate e^(x/y) with respect to 1) x and 2) y

• Replies: 4
• Views: 13,989
08-20-2013, 08:19 AM
16. ### Use seperation variables for 'dy/dx = x/y + y/x + 1'?

• Replies: 4
• Views: 13,719
05-01-2016, 02:26 PM
17. ### Separable Eqn: y' = (xy + 3x -y -3)/(xy -2x + 4y -8)

• Replies: 3
• Views: 13,564
08-05-2007, 12:00 AM
18. ### Diff equation (xy' - 2y = x^3 e^x)

• Replies: 2
• Views: 12,971
04-27-2006, 01:25 PM
19. ### models of motion: A stone is released from rest and....

• Replies: 4
• Views: 12,824
01-26-2007, 04:33 PM
20. ### Laplace Transforms: y'' - 6y' +13y = 0 ; y(0)=0, y' (0)= -3

• Replies: 5
• Views: 12,647
06-09-2009, 06:30 PM

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