"How to destroy a Math class in one question"

2013-03-26

[“How to destroy a Math class in one question”](http://www.smbc-comics.com/index.php?db=comics&id=2927&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed: smbc-comics/PvLb (Saturday Morning Breakfast Cereal (updated daily)))

Hehe: