There are two notations for writing inequalities besides the basic style
The first one I'm going to show you is called "set-builder notation." All you have to do on this one is take the guys we have above and put them in a bracket thing like this:
So, they'd be
Here's how you read it and what it means:
You read the whole thing like...
Personally, I think the next notation is a lot slicker... And the fact that I have an opinion on this makes me a royal geek. I'm aware!