Answer:
40,320
Step-by-step explanation:
The ! after the 8 is called a factorial.
You basically have to multiply that number by all the numbers that come before it.
For example: 4! = 4 x 3 x 2 x 1
In your case, 8! = 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1 = 40,320
