I came upon what is probably the laziest homework question ever asked on Stack Overflow recently. Instead of typing a question, the user just uploaded a scan of their textbook to a file hosting site and asked a question that pointed to the link. You can see it here if you have 10k+ reputation on Stack Overflow.
It’s also conceivable that the student was trying to evade their teacher running searches on Stack Overflow to find students getting other people to do their homework for them. I suspect both.
Homework has always been a problematic tag, way beyond it being a meta tag. It’s a problem because: