Question

What is the value of 6!?


A.
36


B.
720


C.
5040


D.
46,656

Answer 1

\(6! = 6\times 5 \times 4 \times 3 \times 2 \times 1\)

Answer 2

Since, n! = n * (n-1) * (n-2) * (n-3) * .... * 3 * 2 * 1

So, 6! = 6 * (6-1) * (6-2) * (6-3) * (6-4) * (6-5)

= 6 * 5 * 4 * 3 * 2 * 1

Answer 3

Calculate it by yourself or by using calculator.

Answer 4

What is the value of 9P5 ?



A.
45


B.
126


C.
3024


D.
15,120

Answer 5

Please post it as another question.