girlyswot: (cow)
girlyswot ([personal profile] girlyswot) wrote2008-11-30 11:44 pm

Who on earth...?

I cannot imagine the person who buys these:



People who aren't maths geeks aren't going to want them. And people like me would actually be moved to smash them to pieces. I suppose you might buy one for a maths geek you don't really like, just to watch them squirm.

[identity profile] amamama.livejournal.com 2008-12-01 09:45 pm (UTC)(link)
The answer is x2+x-2, not +2x. Which is why I thought it might be fun for younger kids as they could feel great spotting what's wrong. I must be way too tired, because I don't find anything funny about this mug at all. Even if it's deliberate.