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You just bought a new briefcase and need to pick a four digit combination out of 10 possible numbers for the lock. If order does matter how many possible lock combinations can you choose from?

Respuesta :

madethisfortwitch1

Answer:

5040

Step-by-step explanation:

for nPr use [tex]\frac{n!}{(n-r)!}[/tex]

so for

10P4 do [tex]\frac{10!}{(10-4)!}=\frac{10!}{6!}=5040[/tex]

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