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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.

Respuesta :

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

[tex]\frac{10!}{(10-3)!}=\frac{10!}{7!}=10\cdot9\cdot8=720[/tex]

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