# Need help with Notation

1. Jun 28, 2011

I need to solve the following differential equation, And am pretty sure it will require the use of Reduction of Order but have NO clue how do deal with the notation on the RH side, any help Would Be Greatly appreciated.

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2. Jun 28, 2011

### Dick

What's the question about the notation on the RH side? It looks clear enough to me. It's the derivative of y squared over x times (-1). And it does look like substituting y'=u is a good reduction of order first step. So y''=u'. Please continue.

Last edited: Jun 28, 2011