Question

Alicia has 10 paintings she wants to hang side by side on her wall. if she only wants to display 3 of the paintings, how many ways can she choose to display the paintings? show your work.

Answer 1

The number of ways she can choose to display the paintings is given by:

`(10!)/((10-3)!)=(10!)/(7!)=10\cdot9\cdot8=720`