Closure Properties- The set of rational numbers is closed under addition and multiplication. For any rational numbers a and b, a+b and axb are unique rational numbers. 165 more words

## Tags » Distributive

I’ve been taking some time to look back to look forward. This is important to do from time to time. While watching the recording of the finalĀ

568 more words#### The Distributive Law, again !

The formal statement of the distributive law should read as follows:

If a, b, c and d are numbers, or algebraic expressions (same thing really) and b = c + d then ab = ac + ad… 28 more words

#### More bad language in math

Here is another horror which I found recently:

The distributive law of addition: a(b + c) = ab + ac (OK, it’s a definition)

The current school math explanation: 291 more words