Question

If 7! = 7 x 6 x 5 x 4 x 3 x 2 x 1, then 5! =

Answer 1

Step-by-step explanation:

Question says find

`5!`

Concept:

The n factorial formula is given below as

`n!=n*(n-1)*(n-2)*.......*1`

Hence,

5 factorial will be

`\begin{gathered} 5!=5*(5-1)*(5-2)*(5-3)*(5-4) \\ 5!=5*4*3*2*1 \end{gathered}`

Hence,

The final answer is

`5!=5*4*3*2*1=120`