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To create an entry​ code, you must first choose 2 letters and​ then, 4 ​single-digit numbers. How many different entry codes can you​ create?

To create an entry​ code, you must first choose 2 letters and​ then, 4 ​single-digit numbers. How many different entry codes can you​ create?
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To create an entry​ code, you must first choose 2 letters and​ then, 4 ​single-digit numbers. How many different entry codes can you​ create?

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User Mohitum
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7.5k points

1 Answer

6 votes
Assuming that the letters can only be capitals or non-capitals then:
(26P2)*(9P1)*4 = 23400 possible combanations
answered
User Raegan
by
8.6k points
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