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

Question

3 years ago

5

you create?

1 answer:

Murrr4er [49] · Answer 1 · 2022-07-27T13:09:08+03:00

8 0

Assuming that the letters can only be capitals or non-capitals then:
(26P2)*(9P1)*4 = 23400 possible combanations

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