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

1)

2)

I do not even know how to begin (Blush)

- November 27th 2010, 05:07 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) - November 27th 2010, 07:41 AMDeMath
- November 27th 2010, 10:08 AMKrizalid
- November 27th 2010, 10:16 AMJester
For the second, divide by and then re-write as