Write out 6!= Do not evaluate
6!=6*5*4*3*2*1
What operation is used when using the Fundamental Counting Principal?
Multiplication
On your calculator, evaluate
(3!)/(2!)
3
Francis is getting ready for her test. She needs to have one pencil, pen, and an eraser. She has 4 different pencils, 3 different pens, and 3 different erasers. How many ways can she have a pencil, pen, and an eraser on her desk?
36
On your calculator:
The parking lot has 8 spots for the 8 teachers to park in. How many ways could all 8 teachers park in the parking lot?
8!=40320
Ms. Sivanich is picking names out of a hat. There are 10 names, and she picks out one name at a time, without replacement. How many different ways are there for her to pick those 10 names out of the hat?
3,628,800