Thread: Secound Order differential equation

I used the method that says that istead of " y' " I can place " p " and istead of " y'' "
I can place " p*(dp/dy) ".

Then i got a easy saprable eqation but it doesnt see correct according to my booklet.

One thing I see. You let



but

.

I'm surprised that your book didn't give the explicit solution
.

thanks!