this post was submitted on 21 Sep 2024
0 points (NaN% liked)

A place for everything about math

859 readers
1 users here now

founded 5 years ago
MODERATORS
 

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) ????

no comments (yet)
sorted by: hot top controversial new old
there doesn't seem to be anything here