Question

Evaluate the following.

5!

A)15
B)120
C)720

Answer 1

B

Explanation:

n! = n(n - 1)(n - 2) ..... × 3 × 2 × 1

Then

5! = 5 × 4 × 3 × 2 × 1 = 120

Answer 2

120

Explanation:

5!

The factorial means multiply that number and all the numbers below it to 1

5! = 5*4*3*2*1

120