The person appears to be a/an White Female, approximately 20 to 29 years old.
For 4!, the equation is 4! = 4 x 3 x 2 x 1 = 24. This shows how factorials work, which can be quite intriguing!
4! = 4 × 3 × 2 × 1 = 24. This represents the product of all positive integers up to 4.