I was pretty mad at the guy who kept asking basic linear algebra questions in a course that already had linalg as a pre-req. Yes, I know you don't know that, a

I was pretty mad at the guy who kept asking basic linear algebra questions in a course that already had linalg as a pre-req. Yes, I know you don't know that, and yes, you're going to be confused if you don't remember how to diagonalize, but this is your 4th linalg question today, can you please review your linalg notes before next class? It's not just you but a whole class that's held up here.