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3 years ago

9

Suppose the digits can repeat. Find the number of possible two-digit codes and three digit codes.Describe any pattern and use it

to predict the number of possible five-digit codes.

1 answer:

zlopas [31]3 years ago

3 0

Possible 2 digit codes = from 00 to 99 - 100 ways or 10^2
Possible 5 digit codes = 10^5 = 100000 ways

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