Math Graphs

Graph y=cotx

cotx

This would have been funnier if it wasn’t the day before a grade 12 provincial exam
~A not-so-proud Math Teacher

Thanks to Ellen Thompson for this submission!

Measuring unit logic

Math-Fail-Pics-159

Luckily my country uses the metric system, but I’m told you can make a fancy graph like the above in support of whatever you call the system the U.S. uses (imperial?).