00:01
Ok, the first part, i want to get five clubs.
00:04
So there are 13 clubs to choose from in the pack.
00:10
13 clubs, 13 hearts, 13 spades, 13 diamonds.
00:16
And i want to have five of those.
00:19
So it's 13 choose 5.
00:22
And that will be 13 factorial over 8 factorial, 5 factorial, which you can work out either manually or a bit easier on the ti -84 plus.
00:36
All you do, press the math button on the left, choose prob with the arrow key, go down to ncr, and just type in 13c5.
00:50
And get the answer we need, 1 ,287.
00:55
That's the first one.
00:58
There are 1 ,287 ways of getting five clubs...