Another kind of set builder notation lists the elements separated by commas, like this:

$\{(1,1),(2,2),(3,1)\}.$ What is useful about set comprehensions compared to listing the

elements? What is challenging?

$($b$)$ What are some strategies you can use to determine if two sets written using set comprehensions are the same? Can you do it without physically plotting them? Summarize your

discussion below in $34$ bullet points.