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submitted 1 month ago* (last edited 1 month ago) by dysprosium@lemmy.dbzer0.com to c/math@lemmy.ml

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Then I am stuck. I think the provided answer contains an error. But even if they are right, why does this last step equal f(x,y) + g(y) ????

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[–] dysprosium@lemmy.dbzer0.com 1 points 1 day ago

I am enrolled in university which may be the sad part. Anyway, thanks for thr advice, I'm going to look further