Question

You need to arrange six of your favorite books along a small shelf. How many different ways can you arrange the books, assuming that the order of the books makes a difference to you?

Answer 1

Okay, here we have this:

Considering the provided information we obtain the following combination:

$\begin{gathered} n=P_6=6! \\ =1\cdot2\cdot3\cdot4\cdot5\cdot6 \\ =720 \end{gathered}$

Finally we obtain that the number of ways how you can arrange the books are 720 ways.