00:01
The interpretation i get from this is that the committee, you know, if you choose people's a, b, c, d, e, five people would be the same thing as if you did b, a, c, d, e.
00:15
So the point of making is that the order is not important.
00:21
And there's two ways that you can write this notation.
00:24
I'm not sure the backstory as to why there's two notations.
00:27
But when you're choosing from 19 people and you want five.
00:32
Where the order doesn't matter, you can just write it like that.
00:36
Parentheses, no fraction bar.
00:38
But in calculators, you can hit 19 combination 5.
00:42
We call it a combination...