Please help me solve these two nonlinear differential equations of the second order

1)

2)

I do not even know how to begin (Blush)

- Nov 27th 2010, 06:07 AMMetrikaNonlinear differential equations of the second order – need your help
Please help me solve these two nonlinear differential equations of the second order

1)

2)

I do not even know how to begin (Blush) - Nov 27th 2010, 08:41 AMDeMath
- Nov 27th 2010, 11:08 AMKrizalid
- Nov 27th 2010, 11:16 AMJester
For the second, divide by and then re-write as