Advanced topics Flashcards
1
Q
2!
A
2
2
Q
3!
A
3x2 = 6
3
Q
4!
A
4x3x2x1 = 4x6 = 24
4
Q
5!
A
5x4x3x2x1 = 5x24 = 120
Or
20x6 = 120
5
Q
6!
A
6x5x4x3x2x1 = 6x120 = 720
6
Q
7!
A
7x6x5x4x3x2x1 = 7x720 = 5040