**MATH HELP**

Need help with a math topic?

To better understand it?

Or to understand it in a new way?

We’ll try to help.

Here’s a list of questions we’ve answered already:

**Linear Relationships**

**Q1:** What does it mean to use “first differences” to determine which of the 4 tables shown at right represent non-linear relationships?

**A1a: **When you plot linear relationships, they are straight lines. Because they are straight,