Here's the official formula:
The number of ways to CHOOSE n objects
* This can also be phrased as "how many combinations?"
Here are some other notations:
|"C" is for "choose"|
(it's really "combinations")
This is NOT
Let's try it!
You have 105 employees and you need to select a committee of
3. How many ways can you do it?
* Ask yourself: Does order matter?
NO! So, use the choosing formula.