Question

1 Which of the following is the correct way to expand a factorial?

A
7! = 7 x 7 x.7 x 7 x 7 x 7 x 7
B
7! = 7 X 6 X 5 X 4 x 3 x 2 x 1
C 7! = 7 x 5 x 3 x1
D
7! = 7
o

Answer 1

The answer is B 7! = 7 x 6 x 5 x 4 x 3 x 2 x 1

Answer 2

B

7! = 7 X 6 X 5 X 4 x 3 x 2 x 1

Explanation:

n! is the product of all natural numbers until n

7! = 1 × 2 × 3 × 4 × 5 × 6 × 7