Any ODE solver gives the unknown function(s) as result, not its derivative. So, yes, your results are x and y.
Note that in your solution you forgot the term ![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/727389/image.png)
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/727389/image.png)
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