(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Solve the given differential equation by using the substitution u=y^{'}

y^{''}+(y^{'})^{2}+1=0

3. The attempt at a solution

If I got to this last integral correctly, I dont know how to solve it. I'm thinking I didn't get to that step correctly.. But I can't find my mistake..

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# Non-linear Diff Eq

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